Hach Master Catalog 2025

Hach Methods • Quick Reference Guide

163

Method/ Technology

Method Number

Parameter

EPA

Method Name

Range

DR6000 DR3900 DR1900 DR900 DR300 SL1000 SL250 Prod. No.

COD (for samples upto20000 mg/L Chloride) COD (Chemical Oxygen Demand) COD (Chemical Oxygen Demand) COD (Chemical Oxygen Demand) COD (Chemical Oxygen Demand)

Reactor Digestion Reactor Digestion Reactor Digestion Reactor Digestion Reactor Digestion Reactor Digestion

TNT816

TNTplus

10299 70 - 1000 mg/L COD

l

l

l

TNT820

TNTplus

10211

1 - 60 mg/L COD

l

l

l

TNT821

Yes TNTplus

8000

3 - 150 mg/L COD

l

l

l

TNT822

Yes TNTplus

8000

20 - 1500 mg/L COD

l

l

l

TNT823

TNTplus

10212 250 - 15000 mg/L COD

l

l

l

COD

TNT824

TNTplus Powder Pillows Powder Pillows

10212 5,000 - 60,000 mg/L

l

l

l

Copper

2603300

Porphyrin 8143

2 - 210 µg/L Cu

l

l

l

l

Bichinchon inate

Copper Copper Copper Cyanide

2105869 TNT860 9429200 2430200

Yes

8506

0.04 - 5.00 mg/L Cu 0.1 - 8.0 mg/L Cu

l

l

l

l

TNTplus Bathocuproin 10238

l

l

l

Chemkeys

10272 0.06 - 5.00 mg/L Cu

l

l

Powder Pillows

Pyridine Pyrazalone

8027

0.002 - 0.240 CN -

l

l

l

l

Pyridine barbituric acid

Cyanide

TNT862

Yes TNTplus

10265

0.01 - 0.6 mg/L CN

l

l

l

Powder Pillows

Cyanuric Acid

246066

Turbidimetric 8139

5 - 50mg/L

l

l

l

Dissolved Oxygen Dissolved Oxygen Fluoride Fluoride Fluoride Fluoride Fluoride

2501025

Accuvac Indigo Carmine 8316

6 - 800 µg/L O 2

l

l

l

l

2515025 8636000 2947549 2527025 TNT878 2506025 2257700 TNT871 2603100 2319900 8636400 8636300 44449

Accuvac

HRDO

8166

0.3 - 15.0 mg/L O 2 0.05 - 3.00 mg/L Fe 0.02 - 2.00 mg/L F - 0.02 - 2.00 mg/L F - 0.1 - 2.5 mg/L F 0.02 - 2.00 mg/L F - 0.02 - 2.00 mg/L F - 3 - 500 µg/L CH 2 O 0.5 - 10 mg/L H 2 CO 8 - 1000 µg/L CaCO 3

l

l

l

l

l

Dissolved Iron

Chemkeys

10281

l

l

Yes Solution SPADNS 2 10225

l

l

l

l

Yes TNTplus Yes TNTplus Yes Solution

SPADNS 2 10225 SPADNS 2 10225

l

l

l

l

l

l

l

SPADNS SPADNS

8029 8029 8110

l

l

l

l

Yes

LCK

l

l

l

l

Formaldehyde Formaldehyde

Solution

MBTH

l

l

l

TNTplus Acetylacetone 10295

l

l

l

Chlorophos phonazo Calmagite Colorimetric

Hardness

Colorimeter

8374

l

l

l

Hardness, Ca andMg Hardness, LR Hardness, HR

Solution

8030 0.05 - 4.00 mg/L CaCO 3

l

l

l

l

Chemkeys Chemkeys

10284

3 - 100 mg/L CaCO 3

l

l

10285 90 - 750 mg/L CaCO 3

l

l

20 - 350 mg/L as CaCO 3 5 - 100 mg/L Ca 3 - 50 mg/L Mg

Water Hardness

TNT869

TNTplus Metalphthalein 10293

l

l

l

p-Dimethylam inobenzalde hyde

Hydrazine

179032

Solution

8141

4 - 600 µg/L N 2 H 4

l

l

l

l

Analogous MEBAKand ASBC

International Bitter Units Iron, Ferrous Iron, Total

≥ 2 International Bitter Units

TNT817

TNTplus

10288

l

l

1, 10 Phenanthroline

TNT858 230166 230149

Yes TNTplus

10229

0.2 - 6.0 mg/L Fe

l

l

l

Iron Iron

Solution FerroZine Solution FerroZine

8147 0.009 - 1.400 mg/L Fe 8147 0.009 - 1.400 mg/L Fe

l

l

l

l

l

l

l