Nickel Sampler Cone

Phenyl Acetate

醋酸苯酯

Platinum Skimmer Cone

Platinum Skimmer Cone

Guaifenesin

愈创甘油醚

Amberlyst ^® A21 游离碱, Amberlyst^® A21 free base

Particulate Matter on Filter Paper

3,4-Dihydroxyphenylacetic Acid

3,4-二羟基苯乙酸

Microbial Enumeration Test PT

4-Hydroxyphenylpyruvic acid-¹³C₉

Dodecanoic-1,2,3,4-¹³C₄ acid