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2S - Nutrients and others - Soft water

Product Code

PT-AQ-02S

Proficiency Testing Scheme

Water Chemistry (AQUACHECK)

Matrix

Soft water

Industry Sector/s

Water & Environmental

Product Format

1 x 1L soft water sample; 8 x 30mL spiking solutions for nitrite, nitrate, ammonia, soluble reactive phosphorus, colour, permanganate index, total cyanide and free cyanide); 1 x 500mL pH/conductivity sample

Accreditation

ISO/IEC 17043 ISO/IEC 17043 Specifies general requirements for the competence of providers of proficiency testing schemes and for the development and operation of proficiency testing schemes. Find out more.

Overview of PT samples and distribution dates:

Documentation

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Product Information

Analyte Data

Analyte Name

Range

Units

Accreditation

Analyte Name

Ammonia

Range

0.1 - 0.6

Units

mgNH4 /L

Accreditation
Analyte Name

Colour

Range

4 - 24

Units

Hazen

Accreditation
Analyte Name

Conductivity (20°C)

Range

100 - 800

Units

μS/cm

Accreditation
Analyte Name

Free Cyanide

Range

10 - 60

Units

µgCN/L

Accreditation
Analyte Name

Nitrate

Range

1 - 30

Units

mgNO3/L

Accreditation
Analyte Name

Nitrite

Range

0.05 - 0.35

Units

mgNO2/L

Accreditation
Analyte Name

Permanganate index (PI)

Range

1 - 6

Units

mgO2/L

Accreditation
Analyte Name

pH at 20-25°C

Range

4 - 10

Units

-

Accreditation
Analyte Name

Silicate

Range

2 - 12

Units

mgSiO2/L

Accreditation
Analyte Name

Soluble Reactive Phosphorus (PO4)

Range

500 - 2600

Units

µgP/L

Accreditation
Analyte Name

Total Cyanide

Range

10 - 60

Units

µgCN/L

Accreditation
Analyte Name

Total dissolved solids

Range

300.0

Units

mg/L

Accreditation
Analyte Name

Total oxidised nitrogen

Range

0.2 - 10

Units

mgNO3/L

Accreditation

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.

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