PCB No. 77, 10µg/ml in Isooctane, 10ml Back Catalog number: L20007700IO Availability: In the manufacturer's stock Price on request - + Recommended 94840 Acids Calibration Level 3 Price on request 80402 EPA Method 8040A - Analytes Mix “B”, 2000µg/mL in 2-propanol, 1ml Price on request 680355 Cefalexin monohydrate, 250mg Price on request