Total Water Pollution (WP) (Kit) Back Catalog number: 38088 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1579.4-5G Metformin hydrochloride, neat, Solvent-neat, Unit 5g, # of units-1, Cas.no. 1115-70-4 Price on request 2520.13-K-ME 2-Amino-5-chlorobenzophenone, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 719-59-5 Price on request 680654 Diphenhydramine hydrochloride, 100mg Price on request