Supplier Page from Aladdin Scientific Corporation for 2-Aminobenzophenone
2-Pyridylamidoxime from Aladdin Scientific Corporation
3-Chloro-4-methylbenzene-1-sulfonyl chloride from Aladdin Scientific Corporation
Guanidine Sulfamate from Aladdin Scientific Corporation
N,N'-Di(1-naphthyl)benzidine (purified by sublimation) from Aladdin Scientific Corporation