Supplier Page from Aladdin Scientific Corporation for β-HCH Standard
(S)-(+)-2,2-Dimethyl-5-oxo-1,3-dioxolane-4-acetic acid from Aladdin Scientific Corporation
3-Fluoro-4-nitrobenzoic Acid from Aladdin Scientific Corporation
5-(Aminosulfonyl)-2-methylbenzoic acid from Aladdin Scientific Corporation
Trioctylamine from Aladdin Scientific Corporation