Neocuproine,>=98%

Nonanoic acid,>=97%

Nile Blue A,Dye content >=75 %

(+-)-Naringenin,>=95%

Sodium 2-naphthalenesulfonate,>=95% (HPLC)

Nalidixic acid,>=98%

1-Naphthylamine,97%

N-(1-Naphthyl)ethylenediamine dihydrochloride,>=98%

L-Ornithine monohydrochloride,BioReagent, suitable for cell culture, >=99%

Progesterone,>=99%

Sodium pentanesulfonate,>=95% (elemental analysis)

Pyrogallol,>=98% (HPLC)