Metals Mix Back Catalog number: 50309 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9242.7-K-ME Salicylic acid-d4 (3,4,5,6-d4) Price on request 59038 High Spike 1 - ICP Price on request 2663.10-100-AN Toxaphene Price on request