Veterinary drug residue detection

The nitrofuran metabolites can be crystallized, and the residue of more than 20 kinds of cap drugs such as clenbuterol hydrochloride, ractopamine, floxacin and chloramphenicol can be quantitatively analyzed。

Veterinary drug residues are short for "residues of veterinary drugs in food of animal origin"，According to the definition of the Joint Legislative Committee on Residues of Veterinary Drugs in Food of the United Nations Food and Agricultural Organization (FAO/WHO)，Veterinary drug residue [1] means the parent compound of a veterinary drug and/or its metabolites contained in any edible part of an animal product，And impurities associated with veterinary drugs。Therefore, veterinary drug residues also include the metabolites of drugs in animals and impurities associated with the production of veterinary drugs。

The definition of food additives varies from country to country，The United Nations Food and Agriculture Organization (FAO) and the World Health Organization (WHO) joint Food Regulatory Committee defines food additives as: food additives are consciously added to food in small amounts，A non-nutrient substance designed to improve the appearance, flavor, organizational structure, or storage properties of food。

Food additive residue detection

The residues of more than ten kinds of food additives such as cyclamate, sorbic acid, benzoic acid, benzoyl peroxide, Sudan red, TBHQ, BHA, BHT, saccharin sodium and melamine can be quantitatively detected。