維生素B1檢測

維生素B1檢測項(xiàng)目報(bào)價(jià)？??解決方案？??檢測周期？??樣品要求？

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BS EN ISO 14565-2001動(dòng)物飼料.維生素A含量的測定.高性能液相色譜法

This International Standard specifies a method for the determination of the total vitamin A (retinol) content of animal feeding stuffs and pet foods using high-performance liquid chromatography. The vitamin A content is the content of all-trans-retinyl alcohol and cis-isomers determined by the method described in this International Standard, and is expressed in International Units per kilogram (IU/kg).