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Chemical Oxygen Demand, TNTplus. WW. TNT822 / 8000. Approved. Hach Method 8000, 40 CFR 136.3. 170. Chloride, Mercuric Nitrate, Digital Titration.
1 COD ranges 3–150 mg/L and 20– 1500 mg/L COD are USEPA approved (5220 D) for wastewater Table 1 Instrument-specific information for TNTplus vials.
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Hach LTV082.52.40001 DRB 200 COD Reactor, single block, 15 X 16 mm vial wells, 230 VAC · Uses EPA-approved COD method—requires less equipment, lab space, and
Mercury Free Vials found in: Chemical Oxygen Demand (COD) Mercury-Free TNTplus screw cap from the vial, adds sample to the vial, and replaces the cap.
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Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
COD Digestion Vials. Minimize handling of corrosive and toxic chemicals and eliminate pipetting hazardous reagents. 16 mm Test 'N Tube for Hach DR 6000™ and
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