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CLP Surrogate Spiking Solution 标准品
2,3,7-/2,3,8-Trimethyldibenzothiophene
橙皮
Ethylene glycol Solution 100ug/ml in Methanol
Metals in Soil 标准品
2,3,4,6-Tetrachlorobiphenyl 标准品
Clidinium Bromide
Underivatized Chlorinated Herbicides 标准品
甲基噻吩磺隆(Thifensulfuron methyl) 标准品
Fluorescein diacetate (无证书)