General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 20804-2006
Scope
This standard specifies the requirements, test methods, inspection rules, labeling, packaging, storage and transportation of compound trace element and vitamin premixed feed for dairy cattle. This standard applies to dairy farms and the feed industry for processing, selling, allocating and exporting complex trace element and vitamin premixed feed for dairy cows.
GB 13078 Hygienical standard for feeds*, 2017-10-14 Update
GB/T 13079 Determination of total arsenic in feeds*, 2022-12-30 Update
GB/T 13080 Determination of lead in feeds—Atomic absorption spectrometry*, 2018-09-17 Update
GB/T 13083 Determination of fluorine in feeds—Ion selective electrode method*, 2018-05-14 Update
GB/T 13091 Determination of Salmonella in feeds*, 2018-09-17 Update
GB/T 13882 Determination of iodine in feed*, 2023-08-06 Update
GB/T 13883 Determination of Selenium in Feed*, 2023-08-06 Update
GB/T 13885 Determination of the contents of calcium, copper, iron, magnesium, manganese, potassium, sodium and zinc in feeds—Method using atomic absorption spectrometry*, 2017-11-01 Update