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Ammonia HR
AMMONIA HIGH RANGE
SPECIFICATIONS
Range 0 to 100 mg/L (as NH
3
-N)
Resolution 1 mg/L
Accuracy ±1 mg/L or ±5 % of reading @ 25 °C, whichever is greater
Light Source Tungsten lamp with narrow band interference filter @ 420 nm
Method Adaptation of the
ASTM Manual of Water and Environmental Technology, D1426-92
,
Nessler method. The reaction between ammonia and reagents causes a yellow tint in
the sample.
REQUIRED REAGENTS
Code Description Q.ty/test Q.ty/set
HI 93764B-0* Reagent Vial 1 vial 25 vials
HI 93764-0 Nessler Reagent 4 drops 1 bottle
*
Reagent Vial identification
: A HR, green label.
Note: Store the unused vials in their container in a cool and dark place.
REAGENT SET
HI 93764B-25 Reagents for 25 tests
For other accessories see page 68.
MEASUREMENT PROCEDURE
• Select
Ammonia HR
method following one of the procedures described in the “Method Selection” section
(see page 15).
• Remove the cap from a Reagent Vial.
• Add exactly 1.0 mL of sample to the vial, while keeping the
vial at a 45-degree angle.
• Replace the cap and mix by inverting the vial a couple of times. This is the blank.
• Place the vial into the holder and push it completely down.
- HI 83214 1
- TABLE OF CONTENTS 2
- PRELIMINARY EXAMINATION 3
- ABBREVIATIONS 3
- GENERAL DESCRIPTION 3
- PRINCIPLE OF OPERATION 4
- PRECISION AND ACCURACY 4
- SPECIFICATIONS 4
- FUNCTIONAL DESCRIPTION 6
- KEYPAD DESCRIPTION 7
- Probable level of 9
- USING VIALS 10
- HEALTH & SAFETY 12
- METHOD REFERENCE TABLE 13
- VIALS IDENTIFICATION 14
- OPERATIONAL GUIDE 15
- Storing data 16
- Viewing and deleting 16
- Contrast 17
- Backlight 17
- Date / Time 18
- Time format 18
- Date format 18
- Language 18
- Tutorial 18
- HELP MODE 19
- Reagent Vial identification 20
- Ammonia LR 20
- INTERFERENCES 21
- Ammonia HR 22
- Water and Wastewater, 20 24
- edition 24
- Chlorine, Total 26
- Nitrate 28
- Digestion Vial identification 30
- Reagent Vial identification 30
- ← green label → 31
- Nitrogen, Total LR 32
- ← red label → 33
- D.I. Water 36
- Nitrogen, Total HR 37
- ← green label → 38
- ← red label → 41
- Oxygen Demand, (COD) LR 42
- ← white label → 44
- Oxygen Demand, (COD) MR 45
- Oxygen Demand, (COD) HR 48
- PHOSPHORUS, REACTIVE 49
- Phosphorus 52
- Acid Hydrolyzable 52
- Phosphorus, Acid Hydrolyzable 53
- Phosphorus, Total 57
- Total High Range 64
- ERRORS AND WARNINGS 66
- STANDARD METHODS 67
- DATA MANAGEMENT 67
- ACCESSORIES 68
- WARRANTY 69
- HANNA LITERATURE 69
- Printed in ROMANIA 72
- MAN83214 05/15 72
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