525.2 Perfomance Check Solution

Formaldehyde-DNPH

Heptachlor-endo-epoxide (trans-), 100µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1024-57-3

Chloroparaffin C11 45.50% Cl, 10μg/mL in CY, 1ml