Supplier Page from Aladdin Scientific Corporation for δ-HCH Standard
1H-Pyrazole-4-sulfonyl chloride from Aladdin Scientific Corporation
Chlorodibromomethane solution from Aladdin Scientific Corporation
p-Tolyl chloroformate from Aladdin Scientific Corporation
Teprenone [mixture of (5E,9E,13E)- and (5Z,9E,13E)- isomers] from Aladdin Scientific Corporation