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Glyceryl monostearate
2-Methoxy-2’,3,4’,5’,6-pentachlorobiphenyl 标准品
XANTHURENIC ACID(RG) 标准品
精恶唑禾草灵
1-Methylbenzo[c]phenanthrene 标准品
Heptamethylene diammonium terephthalate (无证书)
涕灭威砜
Loam - Certified Reference Solid (Elevated Concentration of Priority Pollutants)
Salmeterol Related Compound H 标准品
洋川芎内酯I 对照品