Supplier Page from Aladdin Scientific Corporation for α-HCH Standard
(Rb,Ba,Sr,K,Ca,Li,Mg,Na)Multi-element mixed standard solution (mix) from Aladdin Scientific Corporation
Chlorobenzenes mixed standard in methanol from Aladdin Scientific Corporation
Standard material for analysis of Ammonium ion in water from Aladdin Scientific Corporation
TBN Standards from Aladdin Scientific Corporation