MSTFA Back Catalog number: 95424 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9315.3-50-ME Atrazine-desethyl-desisopropyl, 50µg/mL in MeOH, 1ml Price on request C20001800 PCB No. 18, certified, 25mg Price on request 17218 Toxaphene Price on request