Reagents developed under the official dichromate method. Vial diameter is 16 mm and contains 3 ml of pre-dosed reagent. The products using the USEPA-approved
Pre-filled with COD reagents, these digestion vials come in either EPA-approved or mercury-free versions for low-, standard-, and ultra-high-range analysis.
Hach's USEPA-approved dichromate COD Method is the most widely used chemical oxygen demand (COD) method for NPDES reporting in the world.
wholesales certified 15mL cod reagent vials for water 2ml screw hplc glass vials for sale China-Aijiren HPLC Vials. Cheap 2 ml vial caps with inserts for
CHEMetrics, Inc., manufactures a quality, cost-effective line of reagent vials for performing Chemical Oxygen Demand (COD) analysis. Both USEPA-Approved and
CHEMetrics® COD Vials Kit, Mercury Free, High Range, 0-1500 ppm, 150 Vials, using the USEPA-approved method contain mercuric sulfate in the reagent to ...
COD Digestion Vials, Ultra Low Range This method is not USEPA Approved Method: Reactor Digestion, Hach Method 8000 Hach products are intended for sale/shipment
Classification: Test Tube ; Brand Name: Aijiren ; Model Number: COD-VF50 ; Place of Origin: Zhejiang, China ; Product name: Glass Test Tube.
Hanna Instruments COD Vials follow the EPA approved method for low range determination of chemical oxygen demand (COD). Kit contains 25 ready-to-use vials.
Basic Info. ; Model NO. Flat bottom ; Specification. 100pcs/pack ; Trademark. Aijiren ; Origin. China ; Production Capacity. 50000000PCS/Week
China Vial manufacturer, Chromatography Sample Vials, PTFE Hot Sale Lab Consumables 1-4mL Autosampler Vials For HPLC,UPLC,GC 6-20mL GC HEADSPACE Vials
A COD test typically involves digestion of a water sample in a sealed vial with potassium dichromate and sulfuric acid at 150oC for 2 hours.
The COD test tube contains a precise dose of reagent. Therefore, excessive chemical stocks are avoided and work safety is improved.
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