CCC Class I- Method 8261 Back Catalog number: 82473 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 51130 Aromatics Quantitative Calibration Mix #2 Price on request 54187 Sodium Butyrate (C3H7COOH) Price on request MI513-045 Reagent kit for 45 tests (Free & total chlorine HR) Contains: 1 x 115 mL DPD0, 1 x 20mL DPD1, 1 x 20mL DPD3 Price on request