Trihalomethane Standard Back Catalog number: 93902 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71298 Systhane Price on request 70081 2-Chloronaphthalene Price on request 675958 1-(3,4-Dichlorophenyl)urea, 100 µg/ml, Acetonitri Price on request