Preservative for aquatic products

Abstract

The invention discloses a preservative for aquatic products, and is particularly suitable for fish products. The preservative is prepared by dissolving the following components in water: 50 to 75 weight percent of sodium hexametaphosphate, sodium tripolyphosphate and sodium pyrophosphate, 15 to 20 weight percent of sodium alginate, 5 to 10 weight percent of ascorbic acid and 2 to 10 weight percent of glycerol, wherein the weight ratio of the sodium hexametaphosphate to the sodium tripolyphosphate to the sodium pyrophosphate is 10:2:1. The coating preservative is used for forming a layer of film on the surfaces of the aquatic products after the aquatic products are coated to achieve the effects of reducing bacterial pollution, inhibiting the growth of microbes and weakening air oxidation, and a refreshment effect is obviously superior to that of the ordinary low-temperature preservation method. A using method for the preservative is simple, the preservative can be suitable for industrial batch production, the investment of equipment is low, and an operation site is small.

Description

technical field [0001] The invention relates to a fresh-keeping agent, in particular to an aquatic product fresh-keeping agent. Background technique [0002] In order to ensure the freshness of modern food, it is often necessary to add various additives thereto. Although this has a certain fresh-keeping effect, generally speaking, the fresh-keeping and antiseptic effects of aquatic products, especially fish, are not ideal. And most of the existing preservatives for aquatic products, if they want to achieve better results, often have complicated methods and higher costs, which are not conducive to popularization and application, so the market is badly in need of a new preservative to solve the above problems. Contents of the invention [0003] In order to solve the above technical problems, the present invention provides a fresh-keeping agent, especially a fresh-keeping agent for aquatic products. [0004] A preservative for aquatic products is characterized in that the fo...

AI Technical Summary

Problems solved by technology

[0002] In order to ensure the freshness of modern food, it is often necessary to add various additives to it. Although it has a certain fresh-keeping effect, generally speaking, it is not ideal for aquatic products, especially fish.

However, if most of the existing pre