Mix #1

C20Triaromatic sterane/C26Triaromatic sterane C20 Triaromatic sterane (0857,20)/ C26 Triaromatic sterane (0854,26) = 1:3 (0,33) 50 + 150 µg/mL in isooctane, 1mL pr. vial

Methotrexate hydrate, 100mg

4-Nonylphenol-di-ethoxylate, 50 µg/ml, Acetone,