Multi-Element Solution 1 Back Catalog number: 50644 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 682992 2-Ethyl-6-methyl-2-chloroacetanilide, 50mg Price on request 678217 Isoproturon-desmethyl, 100mg Price on request S-4241-2K-IPX5 EPA 8040 Surrogate Standard S-4241 2mg/mL each in isopropanol, 1 mL, 5 x 1mL, 5mL 2-Fluorophenol 2,4,6-Tribromophenol Price on request