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Germanium - Ge metal, 99.999%, 5% Oxalic Acid(有证书)
PUNYW27330147 Clobutinol Impurity 1
哌嗪溶液,100ppm
丙酮中炔草酯(炔草酸)
1-Acetyl-4-(2,4-difluorobenzyl)piperazine-d8
(2RS)-1-[4-(2-Hydroxyethyl)phenoxy]-3-[(1-methylethyl)amino]propan-2-ol 标准品
Verapamil Related Compound B
2.6-Di-tert-butylphenol (无证书)
Heptenophos Solution 100ug/ml in Toluene
烟草定制混标3 (24组分)