Quality Control Standard, 1000µg/ml in AC, 1ml Back Catalog number: ISO/DIS9377-4-1 Availability: In the manufacturer's stock Price on request - + Recommended 30006 EPA Method 525.2 Pesticide Mix #1, 100µg/mL in toluene : hexane [1:1], 1ml Price on request 2993.9-K-CY 2,5-Dimethylheptane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 2216-30-0 Price on request S-4724-100-NNX10 Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 10 x 1ml Price on request