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Mecoprop-2,4,4-trimethylpentyl ester (100ug/ml in Acetone)
50种农药混标 Bepure-33036LA-g
CNET 3 aldehydes mix solution, 10μg/ml (as formaldehyde, acetone, acetoaldehyde) in acetonitorile
Acids Surrogate Std Mixture, High Concentration - 8250,8270,CLP 10000ug/ml in Methanol
奶粉中蔗糖质控样
丙酮中阿维菌素溶液标准物质
Phenylmercuric oleate (无证书)
啶蜱脲
1,2,3-Trichloropropane in Methanol (Nominal Mass Fraction - 0.01 g/g)
Hexadecanoic-12-d1 Acid 标准品