National Association of Testing Authorities, Australia
Scope of Accreditation
Central Highlands Region Water Corporation
Site
Chemistry and Microbiology Section
Accreditation No.
1935
Site No.
1928
Date of Accreditation
20 May 1985
Contact
Availability
Services conditionally available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Environment
| Service | Product | Determinant | Technique | Procedure |
|---|---|---|---|---|
| Analysis for elements | Potable waters | Calcium | Calculation | In-house method CHW-Ca |
| Analysis for microorganisms | Estuarine waters; Fresh waters; Potable waters; Sewage; Swimming pool and spa waters; Trade wastes | Enterococci | Defined substrate technology | ASTM D6503 (in-house method CHWM.09) |
| Escherichia coli; Coliforms | Defined substrate technology |
AS 4276.21 (in house method CHWM.08) |
||
| Escherichia coli; Coliforms - Thermotolerant and total | Membrane filter |
AS 4276.5 (in-house method CHWM.04) |
||
| Plate count | Pour plate |
AS 4276.3 (in-house method CHWM.03) |
||
| Pseudomonas aeruginosa | Defined substrate technology | ISO 16266-2 (in-house method CHWM.10) | ||
| Analysis for nutrients | Irrigation and stock waters; Potable waters; Sewage; Trade wastes | Nitrogen - Total; Phosphorus - Total | Flow injection analyser (FIA) |
In-house method CHW-TotP-TotN |
| Nitrogen - Nitrate; Nitrogen - Nitrite; Nitrogen - Total oxidised | Flow injection analyser (FIA) |
In-house method CHW-Ox.N |
||
| Potable waters; Sewage; Trade wastes | Nitrogen - Total Kjeldahl (TKN) | Titration |
In-house method CHW-TKN |
|
| Nitrogen - Ammonia | Titration |
In-house method CHW-NH3 |
||
| Nitrogen - Total Kjeldahl (TKN) | Calculation |
In-house method CHW-TKN2 |
||
| Analysis for physical and chemical characteristics | Irrigation and stock waters; Potable waters | Alkalinity - Total | Titration |
In-house method CHW-Alk T |
| Electrical conductivity | Electrometric |
In-house method CHW-EC |
||
| Irrigation and stock waters; Potable waters; Sewage | Chloride | Titration |
In-house method CHW-Cl |
|
| Irrigation and stock waters; Potable waters; Sewage; Trade wastes | pH | Electrometric |
In-house method CHW-pH |
|
| Potable waters | Fluoride | Ion selective electrode (ISE) | In-house method CHW-F | |
| Hardness | Calculation; Titration | In-house method CHW-Hard; In-house method CHW-Hard2 | ||
| Chloramines | UV-vis spectrophotometry | In-house method CHW-NH2Cl | ||
| Magnesium | Titration | In-house method CHW-Mg | ||
| Potable waters; Sewage | Turbidity | Turbidometry |
In-house method CHW-Turb |
|
| Colour | UV-vis spectrophotometry |
In-house method CHW-Col |
||
| Potable waters; Sewage; Trade wastes | Solids - Suspended | Gravimetric |
In-house method CHW-SS |
|
| Solids - Total dissolved (TDS) | Gravimetric |
In-house method CHW-TDS |
||
| Orthophosphate | Flow injection analyser (FIA) |
In-house method CHW-FRP-FIA |
||
| Sewage; Trade wastes | Chemical oxygen demand (COD) | UV-vis spectrophotometry |
In-house method CHW-COD |
|
| Biochemical oxygen demand (BOD) | Dissolved oxygen (DO) analyser |
In-house method CHW-BOD |
||
| Analysis for physical and chemical characteristicsField analysis | Sewage; Trade wastes | Dissolved oxygen (DO) | Dissolved oxygen (DO) analyser |
in-house method CHW-O2 |
| Analysis for planktonic microalgae and cyanobacteria | Estuarine waters; Fresh waters; Potable waters | Dry weight of planktonic algae; Enumeration; General biomass; Identification; Potentially toxic Cyanobacteria - Identification to species level | Microscopic examination |
in-house method CHW-BM0171 |
| Sample collection | Estuarine waters; Fresh waters; Irrigation and stock waters; Potable waters; Sewage; Swimming pool and spa waters; Trade wastes; Waste waters | Not applicable | Composite; Grab |
in-house method sampling manual |
The only data displayed is that deemed relevant and necessary for the clear description of the activities and services covered by the scope of accreditation.
Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.
Accreditation No.
1935
Site No.
1928
Print date
27 Jul 2024
