Total Water Supply Kit (EPA) Back Catalog number: 38086 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 98514 BTEX (1.0 µg/mL) Price on request 3579.14-100-IO 3-Methylbenzo[f]quinoline, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 85-06-3 Price on request 59290 Turbidity Standard (1.0 NTU) Price on request