ST/NS 螺纹接头的溶剂贮存器, Solvent reservoir for threaded ST/NS joints

ST/NS 螺纹接头的溶剂贮存器, Solvent reservoir for threaded ST/NS joints

Ace chromatography column

Ace 色谱柱

Aldrich^® flask-type sprayer

Aldrich^® 烧瓶型喷雾器

Michel-Miller adjustable bed height column

Michel-Miller 床高可调色谱柱

Rectangular TLC developing tanks, complete

矩形 TLC 展开罐，完整

带球形接头的溶剂贮存器, Solvent reservoir with ball joints

Dimethyl Phthalate

邻苯二甲酸二甲酯

Poly(ethylene glycol)

聚（乙二醇）

Poly(ethylene glycol)

聚（乙二醇）