GB/T 23180-2008 Translated English of Chinese Standard (GB/T 23180-2008, GBT23180-2008): Feed additive -- 2% d-Biotin [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]https://www.chinesestandard.net, 2 ¡.¾. 2023 - 10 ˹éÒ This Standard specifies the requirements, test methods, inspection rules and requirements for labeling, packaging, transportation and storage of feed additive 2% d-Biotin products. This Standard is applicable to feed additives containing 2% d-Biotin prepared by spraying method and dilution method with starch, dextrin or lactose as carriers. Molecular formula: C10H16N2O3S. Relative molecular mass: 244.31 (2005 international relative atomic mass). Structural formula: |
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1000mL volumetric flask 50mL volumetric flask Accurately pipette acetonitrile 4.1.1 acid solution 4.1.4 Add 10mL analytical sieve arsenic ashing at 550°C batch of products biotin per milliliter carbonization until smokeless China 2005 Edition Chromatographic conditions constant-temperature ashing d-Biotin content d-Biotin standard stock detector or diode determined according dilute and set diode matrix detector Exit-factory inspection external standard method extractant Factory of Zhejiang feed additive following is determined furnace for constant-temperature Heavy metal high performance liquid High-performance liquid chromatograph high-temperature furnace Inspection rules Labeling Loss on drying low-temperature carbonization meet the requirements Mobile phase peak area People's Republic Pharmacopoeia Quality Supervision Republic of China scale mark set volume constant specimen accurate specimen solution 4.3.1 standard stock solution standard working solution Take the specimen Technical indicators test methods GB/T test solution 4.3.1 trifluoroacetic acid solution tunable wavelength detector Ultrapure water Ultrasonic water bath UV tunable wavelength water to dilute Weigh 1g Zhejiang Pharmaceutical