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ASTM D6584 Standard Solution 3 标准品
甲醇中磺胺甲噻二唑溶液
2-Amino-3-methyl-5-nitropyridine
Benzo[k]fluoranthene-d12
2-Picoline (d7)
Phosphamidon Solution 100ug/ml in Toluene
(办证)甲萘威(萘环D7)
Tri-n-hexyltrimellitate (无证书)
2,2’,3,3’,4,4’,5,5’,6-九氯联苯
Progesterone