Reagent for detecting formaldehyde in food and preparation method thereof
A technology of formaldehyde and reagents, which is applied in the field of reagents for detecting formaldehyde in food and its preparation, can solve the problems of complex operation, cumbersome process, inconvenient promotion and use, etc., and achieve the effect of simple preparation process, simple formaldehyde content, and good water-soluble stability
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Embodiment 1
[0023] A reagent for detecting formaldehyde in food, consisting of the following raw materials in parts by weight: 2 parts of sodium periodate, 1 part of potassium hydroxide, 2 parts of petroleum ether, 0.5 parts of sodium benzoate, 3 parts of sodium pyrosulfate, and sodium thiosulfate 0.5 parts, 15 parts of absolute ethanol, 5 parts of methyl dihydrojasmonate, 2 parts of tea polyphenols, 0.4 parts of p-sulfonamide benzoic acid, 2 parts of disodium edetate, 1 part of acetylacetone, twelve parts 1 part of disodium hydrogen phosphate water, 0.1 part of luminol, 1 part of bile alum, 2.5 parts of oxalic acid, 3 parts of sodium lauryl sulfate, 8 parts of ginkgo biloba, 2.5 parts of polyacrylamide, 6 parts of diatomaceous earth, ten parts 3 parts of hexaalkyltrimethylammonium chloride, 1.5 parts of lead acetate, 2 parts of fuchsin sulfite, 50 parts of distilled water.
[0024] The preparation method of the reagent of described detection formaldehyde in food, concrete steps are as fo...
Embodiment 2
[0032] A reagent for detecting formaldehyde in food, consisting of the following raw materials in parts by weight: 2.5 parts of sodium periodate, 1.5 parts of potassium hydroxide, 2.5 parts of petroleum ether, 0.8 parts of sodium benzoate, 3.5 parts of sodium pyrosulfate, and sodium thiosulfate 1 part, 16 parts of absolute ethanol, 6 parts of methyl dihydrojasmonate, 2.5 parts of tea polyphenols, 0.5 parts of p-sulfonamide benzoic acid, 2.5 parts of disodium edetate, 1.5 parts of acetylacetone, 12 parts 1.2 parts of disodium hydrogen phosphate water, 0.15 parts of luminol, 1.5 parts of bile alum, 3 parts of oxalic acid, 3.2 parts of sodium lauryl sulfate, 9 parts of ginkgo biloba, 2.8 parts of polyacrylamide, 7 parts of diatomaceous earth, ten Hexaalkyltrimethylammonium chloride 3.5 parts, lead acetate 2 parts, sulfite fuchsin 2.5 parts, distilled water 55 parts.
[0033] The preparation method of the reagent of described detection formaldehyde in food, concrete steps are as f...
Embodiment 3
[0041] A reagent for detecting formaldehyde in food, consisting of the following raw materials in parts by weight: 3 parts of sodium periodate, 2 parts of potassium hydroxide, 3 parts of petroleum ether, 1 part of sodium benzoate, 4 parts of sodium pyrosulfate, and sodium thiosulfate 1.5 parts, 18 parts of absolute ethanol, 8 parts of methyl dihydrojasmonate, 3 parts of tea polyphenols, 0.6 parts of p-sulfonamide benzoic acid, 3 parts of disodium edetate, 2 parts of acetylacetone, 12 parts 1.5 parts of disodium hydrogen phosphate water, 0.2 parts of luminol, 2 parts of bile alum, 3.5 parts of oxalic acid, 3.5 parts of sodium lauryl sulfate, 10 parts of ginkgo biloba, 3 parts of polyacrylamide, 8 parts of diatomaceous earth, ten parts 4 parts of hexaalkyltrimethylammonium chloride, 2.5 parts of lead acetate, 3 parts of fuchsin sulfite, 60 parts of distilled water.
[0042] The preparation method of the reagent of described detection formaldehyde in food, concrete steps are as f...
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