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地表水-多环芳烃(PAHs)
Mefenoxam Solution in Acetonitrile
CIS-DECAHYDRONAPHTHALENE OEKANAL, 250 MG 标准品
川陈皮素 对照品
CIS-11-VACCENIC METHYL ESTER,1X1ML,HEPTANE 10MG/ML 标准品
壬基酚 标准品
p-Chlorophenoxy acetic acid Solution 100ug/ml in Methanol
Laboratory Performance Check Mixture VARIED in t-Butylmethyl ether
水质标样-总磷,有证书
23种农药混标 BePure-30735MM-V2-Nissin