DR/2400
Cyanuric Acid
CyanuricAcid_PP_Other_TUR_Eng_Ody.fm Page 1 of 4
• Filter highly turbid samples with filter paper (Cat. No. 1894-57) and a funnel (Cat. No.1083-67).
• After adding the reagent, a white turbidity will form if cyanuric acid is present.
• Clean sample cells with soap, water, and a brush soon after each test to avoid a build-up of film on the sample cell.
Cyanuric Acid
Method 8139
Turbidimetric Method
Powder Pillows
(5 to 50 mg/L)
Scope and Application: For water
1. Touch
Hach Programs.
Select program
170 Cyanuric Acid.
Touch
Start.
2. Fill a round sample
cell with 25 mL of
sample.
3. Add the contents of
one Cyanuric Acid 2
Reagent Powder Pillow
(the prepared sample).
Swirl to mix.
4. Touch the timer icon.
Touch
OK.
A three-minute reaction
period will begin.
Tips and Techniques
Powder Pillows Method 8139
Hach Programs
10 mL
20 mL
25 mL
10 mL
20 mL
25 mL