Hach Master Catalog 2025

Hach Methods • Quick Reference Guide

166

Method/ Technology

Method Number

Parameter Phosphorus, Acid

EPA

Method Name

Range

DR6000 DR3900 DR1900 DR900 DR300 SL1000 SL250 Prod. No.

Hydrolyzable Phosphorus, Reactive (Ortho) Phosphorus, Total

2 - 20 mg/L PO 4 -P; 6 - 60 mg/LPO 4

TNT845

Yes TNTplus Ascorbic Acid 10209

l

l

l

Powder Pillows Powder Pillows

Tetraphenyl borate Direct Binary Complex Heteropoly Blue Heteropoly Blue Heteropoly Blue Silicomolyb date

Potassium Quaternary Ammonium Compounds

2459100

8049

0.1 - 7.0 mg/L K

l

l

l

2459200

8337 0.2 - 5.0 mg/L as CTAB

l

l

l

Silica

2553500

Solution

8282

3 - 1000 µg/L SiO 2

l

l

l

Silica

2678500

Solution Powder Pillows Powder Pillows Powder Pillows

8282

3 - 1000 µg/L SiO 2

l

l

l

Silica

2459300

8186 0.010 - 1.600 mg/L SiO 2

l

l

l

l

Silica

2429600

8185

1 - 100 mg/L SiO 2

l

l

l

l

Sulfate Sulfate Sulfate

2106769 TNT864 TNT865

Yes

SulfaVer 4

8051

2 - 70 mg/L SO 4 2- 40 - 150 mg/L SO 4 150 - 900 mg/L SO 4

l

l

l

l

TNTplus Turbidimetric 10227 TNTplus Turbidimetric 10227

l

l

l

l

l

l

Dimeth yl-p-phenyl enediamine

Sul fi de

TNT861

Yes TNTplus

10294

0.1 - 2.0 mg/L S²-

l

l

l

Surfactants, Anionic Surfactants, Cationic Surfactants, Nonionic Surfactants, Nonionic

Methylene Blue (MBA) Bromophenol Blue

TNT874

TNTplus

10278

0.1 - 4.0 mg/L

l

l

l

TNT885

TNTplus

10305 0.2 - 2 mg/L as CTAB

l

l

l

0.2 - 6.0 mg/L as Triton x100 6 - 200 mg/L as Triton X-100 0.1 - 9.0 mg/L as Tannic Acid

TNT875

TNTplus

TBPE

10275

l

l

l

TNT876

TNTplus

TBPE

10275

l

l

l

Tannin & Lignin TOC(Total Organic Carbon)

2244600

Solution

Tyrosine

8193

l

l

l

l

2760345

Test ‘N Tube

Direct

10129

0.3 - 20.0 mg/L

l

l

l

l

TOC(Total Organic Carbon) Yes TNTplus Direct Method 10267

TNT810

1.5 - 30.0 mg/L C

l

l

l

TOC(Total Organic Carbon) TOC(Total Organic Carbon)

2815945

Test ‘N Tube

Direct

10173

15 - 150 mg/L

l

l

l

l

2760445

Test ‘N Tube

Direct

10128

100 - 700 mg/L

l

l

l

l

TOC(Total Organic Carbon) Yes TNTplus Direct Method 10267

TNT811 2597200 2790800

30 - 300 mg/L C

l

l

l

Toxicity

10017 0 - 100 % Inhibition

l

l

l

l

Trihalomethanes Vicinal diketones (VDK)

Solution THM Plus

10132

10 - 600 µg/L CHCl 3 0.015 - 0.5 mg/kg Diacetyl 27 - 2800 mg/L Acetic Acid 50 - 2,500 mg/L Acetic Acid 0.01 - 3.00 mg/L Zn

l

l

l

Analogous MEBAKand ASBC

TNT819

TNTplus

10276

l

l

Volatile Acids

2244700

Solution Esteri fi cation 8196

l

l

l

l

Volatile Acids

TNT872 2429300

Yes TNTplus Esteri fi cation 10240

l

l

l

Zinc

Yes Solution

Zincon

8009

l

l

l

l

l