For high range, mercury-free Chemical Oxygen Demand (COD) determinations. COD2 Digestion Vials, Mercury-Free Formulation. Range: 20-1500 mg/L COD. Pack of 150 vials.
Hach 2415915 COD Digestion Vial, High Range+ (Pack of 150) Rating Required Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name. Review Subject Required. Comments Required. $709.13 $442.49.
1) I did measure COD of wastewater by high range COD vial. It showed 2300 mg/l and after digestion the color turn in to greenish shade. But high vials have the range 0-1500 mg/l.
Chemical Oxygen Demand (COD) Vial. Dichromate reactor digestion reagents for fast, easy, safe determination of low-, mid-, and high-range C.O.D. levels in wastewater. Premeasured reagent is packaged in flat-bottom ampules that are compatible with most spectrophotometers. Reagents have a two-year shelf life.
Ultra-high Range — 200-15,000 mg/L with 25 tests Mercury-free COD 2 Vials. 16 mm Test ’N Tube for all instruments except DR 900 and Pocket Colorimeter II. Low Range — 3-150 mg/L with 25 tests; High Range — 20-1,500 mg/L with 150 tests; Ultra-high Range — 200-15,000 mg/L with 25 tests COD Manganese III-Method 10067
aqueous working samples should not exceed 50 ng/L. 7. Sample Collection, Preservation and Storage 7.1. Collect samples in duplicate in 40 mL amber VOA vials as described in method 524.2. 7.2. If the samples contain residual chlorine, add 25 mg of ascorbic acid to each vial before sample collection. 7.3. Store samples at 4°C until analysis.
Hach TNTplus® COD Vial Test, Mercury-Free, High Range, 25 to 1000 mg/L, TNT825. Color-coded package makes parameter and range recognition easy. Premeasured reagents ensure accurate, repeatable measurements. Bar-coded vials and RFID reduce errors. Price: $64.00.
Standard vials and Mercury Free. ChemLab Water COD vials for Chemical Oxygen Demand Analysis. Results displayed as O2 mg/l. Please note a reactor is required for sample digestion. The tube tests are in high-quality glass and the reagent tubes are shipped in special packaging to protect them during transport.
Sep 02, 2020 · If the chloride concentration is consistent from sample to sample, then a user program can be created by using the normal non-TNT+ digestion vials reagent set that would be correct for the COD range of the samples, adding the 0.5 g of mercuric sulfate to all samples and standards, and using sample-specific user-prepared standards to create the
COD Vials High Range 0-1500mg/L. Dichromate reactor digestion reagents for fast, easy, safe determination of low-, mid-, and high-range C.O.D. levels in wastewater. Premeasured reagent is packaged in flat-bottom ampules that are compatible with most spectrophotometers. Reagents have a two-year shelf life.
COD Vials High Range 0-1500mg/L. WTW. Dichromate reactor digestion reagents for fast, easy, safe determination of low-, mid-, and high-range C.O.D. levels in wastewater. Premeasured reagent is packaged in flat-bottom ampules that are compatible with most spectrophotometers. Reagents have a two-year shelf life.
For high range, mercury-free Chemical Oxygen Demand (COD) determinations. COD2 Digestion Vials, Mercury-Free Formulation. Specifications. Brand: Hach Chemical. Reagent Range: 20 to 1,500mg/L. Parameter: Chemical Oxygen Demand, Mercury-Free.
Easy to Use. Mercuric formulation follows EPA approved method. Low Range, High Range, and Mercury Free High Range. Vials contain premeasured digestion reagents suited to your expected range of COD, so there is no measuring of harmful chemicals- simply add your sample to the vial and digest.
Range: 20 -1500 mg/L COD. Pack of 150 vials. EPA Approved Low Range (LR) and High Range (HR) vials are approved by the USEPA for NPDES reporting of wastewater COD concentrations. Simpler and Safer Prepared COD reagents eliminate the need for measurement of corrosive and toxic chemicals. Just add sample to the COD vial, digest and measure.
show in mg/L COD . 8. If using High Range Plus COD digestion reagent vials, multiply the result by 10. For the most accurate results with samples near 1500 or 15,000 mg/L COD, repeat the analysis with a diluted sample. Blanks for colorimetric determination The blank vial can be used again and again for measurements that use the same lot of
