PCB No. 180, 100µg/ml in Isooctane, 1ml Back Catalog number: 66180 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681813 D4-Ethylene thiourea, 10mg Price on request 1107.14-100-T 9-Nitroanthracene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 220381-38-4 Price on request 53120 EPA Method 353.2 Nitrate + Nitrite Price on request