Supplier Page from Aladdin Scientific Corporation for [3-(3,5-Dichlorophenyl)-2,4-dioxoimidazolidinyl]-N-(methylethyl)carboxamide standard solution
(La, Ce, Pr, Nd, Sm, Eu, Gd, Y) Multi-element mixed standard solution (mixed standard) from Aladdin Scientific Corporation
Conductivity Standards from Aladdin Scientific Corporation
Standard substance for analysis of nitrite in water from Aladdin Scientific Corporation
Tetrachloroethylene Standard from Aladdin Scientific Corporation