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氯嗪苯乙氰(地克珠利) 标准品
泰乐菌素
18种挥发物混标 BePure-30746YK-2
17α-羟基孕烯诺龙-21,21,21-d3 标准品
甲醇中抑芽丹溶液标准样品
ICP Multielement Standards - Drinking Water Calibration Stnds (in 2% HNO3 +Tr HF(有证书)
头孢唑肟 含量测定
4-Bromophenyl phenyl ether Solution 100ug/ml in Methanol
Sulfadimethoxine-d4
S-Acetylthiocholine bromide (无证书)