CLP ICP-MS / Interferents A Back Catalog number: 52160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 97800 N,N-Dimethylformamide Price on request 9425.8-100-ME Valproic acid-d4, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 87745-17-3 Price on request 19394 EPA Method 8021B Internal Standard Price on request