ICP-AES Verification Standard 2

1-(2,4-Dichlorophenyl)-2-imidazol-1-yl ethanol, 10

d2 C29 alpha alpha alpha (20R)-Ethylcholestane, 100µg/mL in Isooctane, 10 x 1ml

Leptophos, 100 µg/ml, Ethyl acetate, 5ml