1,2,4,5-Tetrachlorobenzene, 1000µg/mL in Isooctane, 1ml

Sterol standard mixture for ISO 18252 For Qualitative analysis, neat in 1mL sealed ampoulle 2900.27 Cholesterol 600µg 3913.28 Campesterol 100µg 3767.29 Stigmasterol 100µg 2732.29 Sitosterol 100µg 1583.30 5?-Cholestane (IS) 600µg Dissolve in 0.25mL n

Metals Mix

4-Methyl-2,2',5,5'-tetrachlorodiphenylmethane