BOD Calibraton Standard Back Catalog number: 54197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681473 N-Butylbenzenesulfonamide, 100 µg/ml, Acetonitril Price on request 0375.15-K-T 9-Isopropylcarbazole, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 1484-09-9 Price on request 92280 EPA Method 8081A Pesticides QC Mix Price on request