Supplier Page from Aladdin Scientific Corporation for β-HCH Standard
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
4-Iodo-2-methoxypyridine from Aladdin Scientific Corporation
Boc-3,4-dimethoxy-l-phenylalanine from Aladdin Scientific Corporation
Ethoprophos solution from Aladdin Scientific Corporation