Trihalomethane Standard Back Catalog number: 93902 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11728.12-100-IO 2,3',4,5',6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 675268 Fenpropathrin, 250mg Price on request 57120 Calcium (Ca) Price on request