化妆品中亚硝酸盐氮质控样品/GB 7916-1987/GB/T 24800.13-2009 Nitrite nitrogen quality control samples in cosmetics
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奶粉中亚硝酸盐质控样品/GB 5009.33-2016 Nitrite quality control samples in milk powder
BWS0155-2016 | 30g
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化妆品中氯霉素质控样品/SN/T 2289-2009 Chloramphenicol quality control samples in Cosmetics
BWS0196-2016 | 20g
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化妆品中丙烯酰胺质控样品/GB/T 29659-2013 Acrylamide quality control samples in Cosmetics
BWS0069-2016 | 20g
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化妆品中铬质控样品/GB/T 35828-2018 Chromium quality control in cosmetics
SHAM_134929 | 20g
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乳粉中亚硝酸盐质控样品/GB 5009.33-2016 Quality control samples of nitrite in milk powder
SHAM_233753 | 50g
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化妆品中对苯二胺等8种组分质控样品/GB/T 24800.12-2009 8 Mix additive quality control in cosmetics
SHAM_234692 | 10g
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化妆品中汞、砷质控样品/GB/T 35828-2018/SN/T 3827-2014 Hg、As quality control samples in cosmetics
BWS0161-2016 | 20g
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2. 色谱条件优化:调节淋洗液浓度及流速;
3. 标准曲线绘制:至少5个浓度梯度。
以上信息仅供参考,请以相应标准的原文为准!