The reporter recently learned from the State Administration for Market Regulation that in 2024, China will newly approve and release 104 national standard substances in the field of food safety, which can provide metrological guarantees for the reliability of national food safety related testing results and ensure the safety of the people's tongues. Focus on detecting pesticide and veterinary drug residues in food. The newly approved standards for the analysis of residual substances in methanol, enrofloxacin, and sulfamethoxazole in beef powder can be used to detect pesticide and veterinary drug residues in food, determine whether the food complies with laws, regulations, and relevant safety standards, and avoid human ingestion of pesticide and veterinary drug residues through food, which can harm health. Focus on detecting toxic and harmful substance contamination in food. The newly approved standard material for analysis of inorganic components of cadmium contaminated Rice noodles is helpful to determine the content of heavy metals in food samples and evaluate the degree of heavy metal pollution in food. The newly approved standard substance for ochratoxin A solution can be used to detect the content of microbial toxins in food, evaluate food safety and hygiene. Focus on detecting nutritional components in food. The newly approved and released standard materials for inorganic composition analysis of Liaoning big Rice noodles and element composition analysis of kelp flour can be used to detect and analyze the nutritional components such as vitamins and minerals in food, which is helpful to evaluate the nutritional value and safety of food, and help people to eat nutritive substances in a balanced way. (New Society)