California Gas Additive Standard Back Catalog number: 98645 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11164.17-10MG Promazine hydrochloride,neat,neat,10mg, Price on request 1579.4-1G Metformin hydrochloride, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 1115-70-4 Price on request 8775.9-K-ME Tris(2,3-dichloropropyl)phosphate, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 78-43-3 Price on request