2mL 12×32mm 透明玻璃钳口样品瓶, Vials, 2 mL crimp top, clear glass, 12 x 32 mm

Sulfatroxazole

Dibenz[a,h]anthracene

二苯并[a,h]蒽

2-Ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine perchlorate

2-亚乙基-1,5-二甲基-3,3-二苯基吡咯烷高氯酸酯

Ammonium iron(II) sulfate hexahydrate

Florisil^® Adsorbent for Chromatography

弗洛里西

TOC 标准品, TOC standard

Cadmium ionophore I

N,N,N′,N′-Tetrabutyl-3,6-dioxaoctanedi(thioamide)

Chromoionophore I

色离子载体 I

4-环 NOGE（酚醛清漆甘油醚）异构体混合物，链状或支状, 4-Ring NOGE (Novolac glycidyl ether) mixture of isomers, chain-like or branched