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Combined Surrogate Standards Spiking Mixture - CLP VARIED in Methylene chloride
丁酰草胺
4-Bromobenzonitrile-d4 标准品
Sodium dodecylbenzene sulfonate (branched alkyl chain)
OREGON GRAPE ROOT BRM 标准品
甲醇中硝西泮-D5同位素标准溶液
High-Purity Iron
Butyl heptanoate (无证书)
1-Bromo-2,4,5-trichlorobenzene
丁嗪草酮 标准品