发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了化妆品中马钱子碱和士的宁的高效液相色谱测定方法。 本标准适用于化妆品中马钱子碱和士的宁的测定。 本标准的检出限和定量限:马钱子碱和士的宁的检出限为2.5 mg/kg,定量限为8 mg/kg。
Determination of brucine and strychnine in cosmetics by high performance liquid chromatography method
本标准适用于钨粉、钨条、三氧化钨、钨酸、仲钨酸铵中铋量的测定。测定范围:0.00008~0.0040%。
Methods for chemical analysis of tungsten--The potassium iodide-brucine photometric method for the determination of bismuth content
本标准适用于铝粉、钼条、三氧化钼、钼酸铵、仲钼酸铵中铋量的测定。测定范围:0.00008~0.0040%。
Methods for chemical analysis of molybdenum--The potassium iodide-brucine photometric method for the determination of bismuth content
Brucine n-hydrate (Reagent)
Brucine n-hydrate (Reagent)
この規格は,試薬として用いるブルシンn水和物について規定する。
Brucine n-hydrate
Photography — Processing wastes — Determination of nitrate by a spectrometric method using brucine
Photography - Processing wastes - Determination of nitrate by a spectrometric method using brucine
Methods of analysis for pure silver brazing for electronic components - Determination of bismuth (spectrophotometric strychnine-potassium iodide method)