Metals Mix Back Catalog number: 50310 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended C16174700 Phthalic acid, bis-4-methyl-2-pentyl ester, 100mg Price on request C16996500 Sulfamethazine, 250mg Price on request 2354.8-100-ME Tetraethylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 71-91-0 Price on request