Major Inorganic Components in soft water
Product Code
PT-AQ-01S
Proficiency Testing Scheme
Matrix
Industry Sector/s
Product Format
2 x 1L soft water sample; 1 x 30mL kjeldahl nitrogen spiking solution; 1 x 30mL total phosphorus spiking solution
Accreditation
ISO/IEC 17043
Overview of PT samples and distribution dates:
Documentation
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Product Information
Analyte Data
Analyte Name
Range
Units
Accreditation
Alkalinity
10 - 90
mgHCO3/L
Barium
10 - 120
µgBa/L
Calcium
6 - 40
mgCa/L
Chloride
5 - 40
mgCl/L
Conductivity (20°C)
70 - 300
µS/cm
Fluoride
350 - 1800
µgF/L
Kjeldahl nitrogen
1 - 5
mgN/L
Magnesium
0.5 - 10
mgMg/L
Potassium
0.3 - 4
mgK/L
Sodium
5 - 30
mgNa/L
Sulfate
3 - 70
mgSO4/L
Total hardness
6 - 50
mgCa/L
Total Phosphorus
0.5 - 2.6
mgP/L
This sample uses natural water samples and the values provided are based on the range of waters used in the past.
For details on the full technical specification of the scheme, please refer to the Scheme Description.