J. Young general-purpose stopcock

Norprene^?A-60-G laboratory tubing

Norprene^?A-60-G 实验室管路

pHTestr^?3

3-Chloro-7-hydroxy-4-methylcoumarin

3-氯-7-羟基-4-甲基香豆素

Saccharin

糖精

(-)-Isopulegol

(-)-异苏木醇

3-(Iodomethyl)pyridine hydriodide

3-(碘甲基)吡啶氢碘化物

4-Bromo-3-nitrobenzaldehyde

4-溴-3-硝基苯甲醛

Carbon nanotube, double-walled

双层碳纳米管

4-Nitrobenzoic Acid

4-硝基苯甲酸

9-Acetylphenanthrene

9-乙酰基菲