Method 1613 Internal Standard Spiking Solution, 200ng/ml in Nonane, 0,5ml

cis-1,2,trans-1,3-1,2,3-Trimethylcyclopentane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 15890-40-1

Cefazolin sodium salt, 100mg

Heptachlor epoxide (Isomer B), 50mg