Supplier Page from Aladdin Scientific Corporation for (+)-β-Pinene
(3-Ammoniopropyl)di-tert-butylphosphonium bis(tetrafluoroborate) from Aladdin Scientific Corporation
5-(Aminosulfonyl)-2-methylbenzoic acid from Aladdin Scientific Corporation
N,N'-Bis[2-(2,6-dichloro-phenyl)-ethyl]-3,4,9,10-perylene dicarboximide from Aladdin Scientific Corporation
Potassium chromate from Aladdin Scientific Corporation