168 results about "Iron chelate" patented technology

A cyclic process for the removal of NOx from a NOx containing feed gas, and optionally removal mercury vapour and / or sulfur dioxide is provided. A process is also provided by which an iron chelate absorbent may be thermally regenerated.

The invention discloses a vegetable soilless culture nutrient solution and a manufacturing method thereof. The invention is characterized in that every liter of water contains 5-7 mg / L potassium nitrate, 7-9 mg / L ammonium nitrate, 4-6 mg / L potassium dihydrogen phosphate, 2-4 mg / L ammonium dihydrogen phosphate, 0.5-0.7 mg / L disodium edetate, 0.2-0.4 mg / L magnesium sulfate, 0.04-0.07 mg / L iron chelate, 0.06-0.09 mg / L minor element and 2-4 mg / L boric acid. The rotten cottonseed hull contains abundant organic matters, and has certain actions of the slow-release controlled-release fertilizer. The formula is reasonable, and the pH value is approximate to neutrality. The vegetable soilless culture nutrient solution provides nutritive elements required by vegetable growth, and the ion concentration can not easily change. The vegetable soilless culture nutrient solution can effectively fix the plant root system, and has the advantages of simple production operation, low cost, high vegetable yield and good quality.

The invention provides production of overhead price compound feed for pigs at different physiological stages, belonging to the field of compound premixes. The compound premix for the pigs comprises vitamin addictives (VitA, VitD and VitE and the like), trace mineral element addictives (iron chelate, copper, zinc and the like), an enzyme preparation, an antioxidant, an amino acid addictives (threonine and arginine), a medicated addictive, an acidulant, a flavoring agent and a carrier for the feed. The compound premix has the advantages of containing various vitamins, trace element (chelate complex) and functional amino acids (arginine and threonine) and having nutrient contents and feed conversion rate; after eating the feed, piglets have enhanced immunity, can grow quickly and have less yellow-white dysentery, ruddy and bright fur and feather and low fee-meat ratio; fewer mineral elements are resided in swine excrement and have less pollution to the pollution; after the feed is eaten by sows, the problem of constipation can be basically completely solved; meanwhile, by adding montmorillonite and the like, the problems of reducing the diarrhea rate of the piglets and improving the absorption rate of the feed are well solved.

A polishing composition for a memory hard disk, which comprises the following components (a) to (d):(a) from 0.1 to 50 wt %, based on the total amount of the polishing composition, of at least one abrasive selected from the group consisting of silicon dioxide, aluminum oxide, cerium oxide, zirconium oxide, titanium oxide, silicon nitride and manganese dioxide,(b) from 0.001 to 10 wt %, based on the total amount of the polishing composition, of at least one iron salt selected from the group consisting of iron nitrate, iron sulfate, ammonium iron sulfate, iron perchlorate, iron chloride, iron citrate, ammonium iron titrate, iron oxalate, ammonium iron oxalate and an iron chelate complex salt of ethylenediaminetetraacetic acid,(c) from 0.01 to 30 wt %, based on the total amount of the polishing composition, of at least one peroxydisulfate salt selected from the group consisting of ammonium peroxydisulfate, potassium peroxydisulfate and sodium peroxydisulfate, and(d) water.

The present invention discloses one kind of gas desulfurizing absorption liquid and its desulfurizing method. The gas desulfurizing absorption liquid has nanometer alpha- or gamma-ferric oxide and iron chelate as catalyst. In the presence of organic compound and alkali compound and light irradiation, air is introduced and the absorption liquid absorbed inorganic and / or organic sulfide are oxidized into simple substance sulfur. The gas desulfurizing method of the present invention has the advantages of low catalyst consumption, fast regeneration of catalyst, no jamming of the absorption tower, etc.

A cyclic process for the removal of NOx from a NOx containing feed gas, and optionally removal mercury vapour and / or sulfur dioxide is provided. A process is also provided by which an iron chelate absorbent may be thermally regenerated.

The invention relates to a method for treating recirculated cooling water containing sulfur. The method comprises a step that a water-soluble chelate of ferrous iron and / or ferric iron is added to the recirculated cooling water containing sulfur, and the consumption of the water-soluble iron chelate by iron is 5-20 if the mass of a sulfur ion in the recirculated cooling water is treated as 1. The method can effectively inhibit the corrosion of the recirculated cooling water containing sulfur to metal apparatuses and pipelines.

The invention relates to the field of a fertilizer, and specifically relates to a special fertilizer for float seedling raising of tobacco, which comprises the main components: 15-20% of potassium dihydrogen phosphate, 18-22% of potassium nitrate, 6-10% of potassium sulfate, 40-45% of ammonium nitrate, 6-10% of copper sulfate, 0.1-0.3% of zinc sulfate, 0.1-0.3% of borax, 0.1-0.3% of ammonium molybdate and 0.1-0.3% of iron chelate. According to the invention, the ratio of the nutrient components conforms with the fertilizer requiring rule of tobacco seedlings, and the elementary components are coordinated with each other, so that the absorption and conversion of various nutritive elements are facilitated and the growth and development of the tobacco seedling root system are obviously promoted; and under the same conditions, compared with other fertilizer, the fertilizer has the advantages that the early growth is rapid, the root system is stronger, the absorption and utilization of various nutritive element by the tobacco seedlings are facilitated, the sound seedling rate is obviously improved, the spiral roots and water roots are significantly reduced, and algae in a seedling raising tank is significantly reduced.

The invention relates to an aquaculture pond float grass growth-promoting agent, belonging to the aquaculture technical field. The compositions in percentage by weight of the growth-promoting agent are: 4 to 6 percent of alpha-naphthylacetic acid, 15 to 20 percent of potassium sulphate, 0.4 to 0.6 percent of EDTA iron chelate, 0.4 to 0.6 percent of EDTA copper chelate and 74 to 80 percent of pure water, wherein pure water is heated up and then alpha-naphthylacetic acid is added in and dissolved in the pure water; when the solution is cooled down, potassium sulphate, EDTA iron chelate and EDTA copper chelate are added in and stirred evenly so as to obtain a finished product. The aquaculture pond float grass growth-promoting agent is free from the influence of environmental conditions and has convenient use and low application amount which is only 1 KG for every mu of water surface and every meter in depth; when used, the growth-promoting agent has quick returns and stable effects, and can quickly promote the growth of the float grass in a pond so as to reduce the content of nitrogen and phosphorous in water and to improve the environmental quality of the pond and the survival conditions of aquaculture organisms; therefore, the growth-promoting agent can effectively prevent aquaculture organism diseases and paroxysmal death, and increases the output and the quality of aquaculture organisms.

The invention discloses a greenhouse selenium-enriched herba houttuyniae soilless culture method. The greenhouse selenium-enriched herba houttuyniae soilless culture method comprises the following steps that (1) species are selected; (2) a culture bed and a matrix are prepared, and the ratio of the matrix is that mushroom dregs: river sand: sawdust= 3:1:1; (3) base fertilizer is used; (4) a nutrient solution is managed, macroelements of the nutrient solution include tetrahydrated calcium nitrate, potassium nitrate, monopotassium phosphate and epsom salt, and the use amounts are adjusted according to different growth periods; microelements include iron chelate, boracic acid, tetrahydrated manganese sulfate, heptahydrate zinc sulphate, copper sulfate pentahydrate and tetrahydrated ammonium molybdate, and the use amounts are the same in different periods; (5) selenium fertilizer is applied and includes 7.0 g of sodium selenite, 20 g of iron chelate, 20 g of BSFA and 40 kg of water; (6) field management is carried out; (7) harvesting is carried out. After the selenium fertilizer is applied, the selenium content of stems and leaves can reach above 1.5 mg / kg, and the selenium content of roots and stems can reach 0.3-1.0 mg / kg.

The invention discloses a method for producing a compound fertilizer from allantoin wastewater and belongs to the field of a wastewater processing technology. The method comprises the following steps: adjusting pH value of allantoin wastewater to 6.5-7.0 by using ammonia; and reacting by adding iron chelate, polymerized boron, zinc chelate and humic acid. Mass ratio of allantoin wastewater to iron chelate to polymerized boron to zinc chelate to humic acid is 1:0.04-0.05:0.02-0.025:0.015-0.02:0.01-0.015. According to the method provided by the invention, active ingredients in allantoin production wastewater are comprehensively utilized, and multiple nutritional ingredients such as iron, boron, zinc, humic acid and the like which are essential to plants are introduced to synthesize the multifunctional compound fertilizer. By the method, the prominent problem of environmental protection in production of allantoin can be solved, and production costs of allantoin can be reduced. Equipment requirements are low, and the method is simple to operate. The compound fertilizer obtained by the method has good fertilizer efficiency and has a certain effect of increasing yield and preventing disease and pest injury.

The invention relates to a feed additive for improving quality of furs of fur-bearing animals. The feed additive contains the following ingredients in parts by weight: 8 to 12 parts of linoleic acid, 8 to 12 parts of lecithin, 3.2 to 4.2 parts of vitamin complex, 5.8 to 6.2 parts of iron chelate, 4.1 to 4.2 parts of zinc chelate, 0.28 to 0.31 part of organic selenium, 18 to 22 parts of sea algae extracts, 17 to 19 parts of sulfur-containing amino acids, 9 to 11 parts of American yeast, and 17.3 to 17.9 parts of soybean meal. The feed additive has a scientific and reasonable formula and complete and balanced nutrition, is convenient for preparation and production, is excellent in baiting property, can effectively increase feed utilization efficiency and nutrient inversion rate, promotes growth and development of fur-bearing animals, improves quality of fur-bearing animals, improves quality of furs, and is a safe and reliable feed additive for improving quality of furs of fur-bearing animals.

The invention relates to black-bone chicken peptide and iron chelate. The black-bone chicken peptide and iron chelate is made by adding ascorbic acid in black-bone chicken peptide solution and chelating the black-bone chicken peptide solution and ferrous salt at the constant temperature under pH 3-6. The chelate is subjected to structural identification by Fourier transform infrared spectroscopy. Ferrous ions in the black-bone chicken peptide, and iron chelate and NH2+ and -COO- in polypeptides form coordinate bonds. Therefore, the black-bone chicken peptide and iron chelate is novel peptide and iron chelate. The materials of the black-bone chicken peptide and iron chelate are safe and nontoxic. No harmful substances in the preparation process occur. The process is simple, and the cost is low. The black-bone chicken peptide and iron chelate is applicable to preparation of functional foods and health foods such as iron supplements and the like.

The invention discloses corn peptide salt, and belongs to the field of composite salt seasonings. The corn peptide salt consists of 14-19 parts of corn peptide powder, 3-7 parts of hydroxypropyl methyl cellulose, 4-9 parts of sodium glutamate, 84-98 parts of table salt, 5-8 parts of chicken powder and 7-10 parts of a yeast extract. The preparation method of the corn peptide salt comprises the following steps: respectively screening the corn peptide powder, the hydroxypropyl methyl cellulose, the chicken powder and the yeast extract through a fine sieve of 60-80 meshes; then baking the screened corn peptide powder, the screened hydroxypropyl methyl cellulose, the screened chicken powder and the screened yeast extract at the temperature of 60 DEG C, and removing water; and uniformly mixing and stirring the dried corn peptide powder, the dried hydroxypropyl methyl cellulose, the dried chicken powder, the dried yeast extract, sodium glutamate, table salt, peptone and an EDTA iron chelate at a room temperature so as to obtain the corn peptide salt. The components of the corn peptide salt disclosed by the invention are simple and easy to obtain; the corn peptide salt is rich in components of corn peptide, yeast extracts and the like, is rich in nutrition, contains essential amino acid needed by human bodies, and provides nutrition of amino acid, peptide and the like. The making method is simple and convenient, and easy to control, and the corn peptide salt is convenient for batch production and popularization.

The invention discloses a selenium-containing microelement leaf fertilizer of a sweet potato, which comprises the following components: 16-18 parts of fulvic acid potassium, 7.5-8 parts of magnesium sulfate heptahydrate, 7-7.5 parts of zinc chelate, 9-11 parts of manganese sulfate tetrahydrate, 6.5-7 parts of ammonium molybdate tetrahydrate, 4.5-5.5 parts of copper sulfate pentahydrate, 12-14 parts of iron chelate, 8.5-9 parts of sodium selenite and 24-26 parts of monopotassium phosphate. During a swelling period of a root tuber of the sweet potato, when the selenium-containing microelement leaf fertilizer of the sweet potato is sprayed to a leaf, the dosage of the selenium-containing microelement leaf fertilizer of the sweet potato per 667m<2> land is 80g plus 30L water; and when the selenium-containing microelement leaf fertilizer of the sweet potato is sprayed for the second time by the same method after 15 days, the total dosage of the selenium-containing microelement leaf fertilizer of the sweet potato per 667m<2> land is 160g. The leaf fertilizer is rich in selenium microelement, so that after the leaf fertilizer is sprayed to the leaf of the sweet potato, the sweet potato is rich in selenium microelement.

The invention discloses a special liquid microorganism fertilizer capable of preventing hardening and promoting growth for wheat. The special liquid microorganism fertilizer is prepared from the following components in parts by weight: 20 to 50 parts of nitrogen fertilizers, 30 to 40 parts of phosphate fertilizers, 10 to 30 parts of potassium sulfate, 5 to 8 parts of boric acid, 3 to 7 parts of zinc sulfate, 2 to 5 parts of ammonium molybdate, 3 to 6 parts of ethylene diamine tetraacetic acid (EDTA) iron chelate, 4 to 5 parts of EDTA manganese chelate, 10 to 12 parts of chitosan, 10 to 15 parts of amino acids, 5 to 6 parts of fulvic acid, 1 to 2 parts of sodium polyacrylate, 20 to 30 parts of microbial agents, 15 to 25 parts of traditional Chinese medicine extraction solutions, and 1000 parts of deionized water. The microbial agents are composite microbial agents comprising 20 to 30 percent of bacillus subtilis, 15 to 25 percent of bacillus laterosporus, 18 to 25 percent of bacillus amyloliquefaciens, 10 to 20 percent of geobacillus stearothermophilus and 12 to 18 percent of bacillus mucilaginosus. The traditional Chinese medicine extraction solutions are obtained by mixing radix sophorae flavescentis, herba artemisiae annuae, folium artemisiae argyi, flos lonicerae, rhizoma polygoni cuspidati, northeastern radix gentianae, rhizoma atractylodis, radix cynanchi paniculati extracts and the like in proportions. According to the fertilizer disclosed by the invention, disease-resistance and disease-prevention abilities of the wheat are improved, and the soil is improved.

A spray drying method for the water-soluble glycine chelated iron includes such steps as dissolving the water-soluble glycine chelated iron in water, adding malt dextrin, antiblocking agent and composite antioxidant, pressure homogenizing, and spray drying. Its product has high antioxidizing and anti-hydroscopic performance and high water solubility.

The invention provides a method for preparing carbamyl glycine dipeptide iron chelate, which comprises the following steps: preparing carbamyl glycine dipeptide by utilizing glycine and potassium cyanate, preparing carbamyl glycine dipeptide iron chelate by utilizing the carbamyl glycine dipeptide and ferrous sulfate, and the like. The invention also provides carbamyl glycine dipeptide iron chelate prepared by the method, which is used for preparing feeds or additives for preventing baby pigs or pregnant sows from anemia. The product provided by the invention can effectively increase the hemoglobin concentration in the blood of sows and baby pigs during the parturition of the sows; and the method provided by the invention can replace the traditional method for complementing iron by injecting newborn baby pig muscle injections, thereby saving the labor force and being convenient to use.

The invention discloses an aquaculture nutrient solution of leaf vegetables and a use method for the aquaculture nutrient solution and belongs to the technical field of aquaculture nutrient solutions.The nutrient solution per 1,000kg disclosed by the invention is prepared from the ingredients: 800g to 900g of calcium nitrate, 400g to 500g of potassium nitrate, 30g to 50g of ammonium nitrate, 300gto 400g of magnesium sulfate, 300g to 400g of potassium sulfate, 400g to 500g of potassium dihydrogen phosphate, 20g to 40g of iron chelate, 3g to 3.5g of boric acid, 0.22g to 0.24g of zinc sulfate,1.5g to 2g of manganese sulfate, 0.06g to 0.08g of copper sulfate and 0.02g to 0.03g of ammonium molybdate. The nutrient solution disclosed by the invention is simple to prepare and convenient in useand can be used for supplying balanced nutrients to all kinds of leaf vegetables; and after the nutrient solution disclosed by the invention is applied to aquaculture, the nutrient solution can be rapidly absorbed by the vegetables, the growth of the leaf vegetables is promoted, and the yield and quality of the leaf vegetables are improved.

The invention discloses a special manganese fertilizer for paddy rice. The manganese fertilizer is prepared by the following raw materials: electrolytic manganese residues, kieselguhr, humic acid, organic raw materials, livestock excrement, EDTA iron chelate, copper tartaric acid complex, molybdenum amino acid complex, zinc amino acid complex, boron amino acid complex, manganese amino acid complex, and the like. The invention also discloses a preparation method of the special manganese fertilizer for the paddy rice. The preparation method comprises the steps of pulverizing, fermenting, drying and granulating, and the like. The manganese fertilizer is prepared through fermentation of the electrolytic manganese residues and natural organic matters, the content of manganese in soil is supplemented effectively, and the growth development problem of the paddy rice arising from manganese deficiency is solved; the manganese fertilizer has a micronutrient element supplementing function on the paddy field using pesticides and fertilizers for a long term; complex metal elements required by various paddy rice are added, are stable in a soil environment, and can be absorbed employed by plant root systems easily; raw material sources of the manganese fertilizer are wide; the preparation method is simple and convenient, and has great popularization value.

The present invention provides a cell culture medium formulation that supports the in vitro cultivation, particularly in suspension, of mammalian cells, particularly epithelial cells and fibroblast cells, and methods for cultivating mammalian cells in suspension in vitro using these media. The media comprise a basal medium and a polyanionic or polyanionic compound, preferably a polysulfonated or polysulfated compound, and more preferably dextran sulfate. The present invention also provides chemically defined, protein-free eukaryotic cell culture media comprising an iron chelate and zinc, which is capable of supporting the growth (and particularly the high-density growth of mammalian cells) in suspension culture, increasing the level of expression of recombinant protein in cultured cells, and / or increasing virus production in cultured cells.

The invention discloses a preparation methods euphausia superba iron chelate peptide. Euphausia superba powder is used as a raw material, degreasing, enzymolysis and membrane separation are performed,and a component with molecular weight smaller than 3000 Da is taken and subjected to vacuum freeze-drying to obtain the euphausia superba iron chelate peptide. The euphausia superba iron chelate peptide can bind with Fe<2+> to form euphausia superba iron chelate. The prepared euphausia superba iron chelate peptide has iron chelate rate up to 93%, can improve the bioavailability of iron in organisms, has good iron absorption promoting activity, can promote iron absorption and supplement organisms with essential amino acids for organisms compared with inorganic iron FeSO4, and also provides a new direction for high-value utilization of euphausia superba. The prepared euphausia superba iron chelate peptide can be applied to preparation of iron-rich food or iron supplements.

The invention discloses a humic acid water-soluble fertilizer special for beans and a preparation method and application method thereof. The humic acid water-soluble fertilizer special for beans is made from, by weight, 12-18 parts of humic acid, 18-24 parts of diammonium phosphate, 12-16 parts of urea, 6-10 parts of monopotassium phosphate, 3-6 parts of calcium sulfate, 2-3 parts of boron sulfate, 2-3 parts of EDTA (ethylene diamine tetraacetic acid) zinc chelate, 2-3 parts of EDTA iron chelate, and 1-3 parts of gibberellin. The humic acid water-soluble fertilizer special for beans has the advantages that macro elements and trace elements are reasonably matched according to the fertilizer demand law of beans for growth and development; humic acid provides good effect on improving soil, maintaining soil health and the like; nutrition condition of soil is comprehensively considered; utilization rate of the fertilizer can be increased, nutrition can be absorbed faster, and the quality ofbeans is improved.

The invention provides a high-nitrogen long-acting slow-release fertilizer for saline-alkali soil, which is composed of the following components in parts by mass: 33-40 parts of maleic anhydride, 10-15 parts of citric acid, 15-22 parts of phosphorus nitrate, 10-12 parts of biochemical fulvic acid, 7-9 parts of humic acid, 1-2 parts of iron chelate, 1-3 parts of chelated zinc, 15-19 parts of ammonium sulfate, 10-15 parts of urea phosphate, 2-4 parts of urease inhibitor, 1-2 parts of zinc chloride and 1.0-1.5 parts of chitosan. The invention also provides a preparation method of the slow-release fertilizer and application of the slow-release fertilizer in Hibiscus syriacus planting. The slow-release fertilizer lowers the alkalinity of the soil to 2.1-2.4%, lowers the pH value of the soil to 7.5-7.8, enhances the water content of the soil to 24-26%, and enhances the phosphate fertilizer utilization ratio in the soil by 11-15%. The fertilizer efficiency of the slow-release fertilizer is prolonged by more than 30 days. The transplanting survival percent of Hibiscus syriacus is 95.4-96.7%.

The invention provides a preparation method of a soilless culture nutrient solution, which is characterized in that the soilless culture nutrient solution comprises the following components by weight percentage: 30-40% of EM (Effective Microorganism) solution, 10-18% of brown sugar, 5-8% of calcium nitrate terahydrate, 3-14% of potassium nitrate, 13-26% of ammonium dihydrogen phosphate, 3-9% of manganese sulfate monohydrate, 4-13% of zinc sulphate heptahydrate and 2-5% of EDTA (Ethylene Diamine Tetraacetic Acid) iron chelate. According to the method, an ecological status in the nutrient solution can be rapidly and stably occupied, and a dominant community of effective microorganisms is formed, so that reproduction of pathogenic microorganisms and invasion to crops are controlled, reproduction of harmful bacteria is inhibited, a purpose of combating the harmful bacteria with the effective microorganisms is achieved, and the resistance and the immunity of the crops are improved. Therefore, the provided soilless culture nutrient solution can improve the immunity of disease and pest resistance of the crops.

The invention discloses a fertilizer special for cinnamomum cz mphora(linn)presl. The fertilizer comprises nitrogen, phosphorus, potassium, alginic acid, boron, an iron chelate, a manganese chelate, a zinc chelate, copper, molybdenum, auxins and cytokinine. Furthermore, raw materials comprise monoammonium phosphate, potassium sulfate, the alginic acid, sodium borate, the iron chelate ED-13, the manganese chelate ED-MN-13, the zinc chelate, the copper sulfate, sodium molybdate, the auxins, the cytokinine and urea; accessories comprise water. The invention also discloses a preparation method and using method of the fertilizer special for the cinnamomum cz mphora(linn)presl. The special fertilizer is designed for the nutrient characteristics of urban soil and the requirement of the cinnamomum cz mphora(linn)presl on nutrients in a growth and development stage, yellows diseases of the cinnamomum cz mphora(linn)presl are effectively alleviated, nutrients of the urban soil are added, the activity of microorganisms of the urban soil is improved, and growth of the cinnamomum cz mphora(linn)presl is promoted.

The invention provides a curcuma alismatifolia flower forcing method; nutrient solution used for cultivation is composed of liquid A and liquid B, wherein the liquid A includes 10kg of calcium nitrate, 0.5kg iron chelate and 2.5kg of potassium nitrate in each 100L; the liquid B includes 2.5kg of magnesium sulfate, 5kg of potassium nitrate, 2.5kg of monopotassium phosphate, 15kg of zinc of sulfate, 3.6kg of copper sulfate and 2.4kg of sodium molybdate. The curcuma alismatifolia cultured according to the method has advantages in the appearance of flowers, particularly in plant height, bract number and the like. Meanwhile the curcuma alismatifolia has bright green, large and thick blades, and is bright-colored in flower color, thus improving ornamental value.

The invention discloses a water-soluble fertilizer capable of enhancing disease and pest resistance of potatoes, which is prepared from the following raw materials in percentage by weight: 18-22% of ammonium nitrate, 8-9% of potassium chloride, 8-10% of monoammonium phosphate, 45-55% of potassium nitrate, 5-7% of ammonium chloride, 2-3% of potassium dihydrogen phosphate, 1.4-2% of sodium borate pentahydrate, 0.2-0.4% of zinc chelate, 0.2-0.4% of iron chelate, 0.2-0.3% of copper chelate, 0.3-0.5% of gamma-polyglutamic acid, 0.5-1.5% of jasmonic acid, 1-2% of Tween, 0.3-1.5% of compound sodium nitrophenolate and 0.7-0.9% of auxiliary material. The invention also discloses an application method of the water-soluble fertilizer capable of enhancing disease and pest resistance of potatoes. The water-soluble fertilizer can promote potato growth, increase the yield, enhance the disease and pest resistance of potatoes, reduce the hazard of grubs and other soil pests, enhance the stress tolerance, improve the quality and optimize the ecology, thereby being a resource-saving environment-friendly product.