Multi-Component Mix Back Catalog number: 50751 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 677784 Metformin hydrochloride, 100 µg/ml, Methanol, 1m Price on request 1831.4-1G 3-Chlorothiophene, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 17249-80-8 Price on request 82406 EPA Method 8240A Mix #7 - Amines Price on request