Drinking Water Standards Kit Back Catalog number: 52074 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 10636.12-50-T 2,3,4,6,7,8-Hexachlorodibenzofuran Price on request 3999.10-K-CY Isobutylcyclohexane, 1000µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 1678-98-4 Price on request 50767 Total Kjeldahl Nitrogen as N Price on request