National Association of Testing Authorities, Australia
Scope of Accreditation
Department of Industry, Tourism and Trade
Site
DITT Water Laboratories
Accreditation No.
15104
Site No.
15577
Date of Accreditation
06 Aug 2012
Address
Berrimah Farm, Makagon Road
Berrimah, NT 828
Australia
Contact
Availability
Services available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Environment
| Service | Product | Determinant | Technique | Procedure |
|---|---|---|---|---|
| Analysis for elements | Ground waters; Industrial waters - Treated; Irrigation and stock waters; Potable waters | Calcium; Iron; Magnesium; Manganese; Potassium; Silica; Sodium; Sulfur | ICP-AES |
APHA 3120 Method B |
| Sewage; Trade wastes | Calcium; Magnesium | ICP-AES |
APHA 3120 Method B |
|
| Analysis for microorganisms | Estuarine waters; Fresh waters; Marine waters; Purified and processed waters; Recycled waters; Sewage; Swimming pool and spa waters | Plate count | Pour plate |
AS 4276.3 |
| Escherichia coli; Coliforms - Thermotolerant | Membrane filter | AS 4276.5 | ||
| Escherichia coli; Coliforms | Most probable number (MPN) |
AS 4276.21 |
||
| Pseudomonas aeruginosa | Membrane filter |
AS 4276.13 |
||
| Enterococci | Most probable number (MPN) | ASTM D6503-99 | ||
| Industrial waters - Treated, recirculating; Potable waters | Legionella pneumophila; Legionella spp. | Spread plate | AS 3869 | |
| Analysis for nutrients | Ground waters; Industrial waters - Treated; Irrigation and stock waters; Potable waters; Sewage; Trade wastes | Nitrogen - Nitrate | Continuous flow analyser (CFA) |
in-house method WCL17 |
| Sewage; Trade wastes | Nitrogen - Ammonia; Nitrogen - Organic; Nitrogen - Total Kjeldahl (TKN) | Continuous flow analyser (CFA) |
in-house method WCL11 |
|
| Phosphorus - Reactive | Continuous flow analyser (CFA) |
APHA 4500 P Method F |
||
| Phosphorus - Total | Continuous flow analyser (CFA) |
in-house method WCL10 |
||
| Analysis for physical and chemical characteristics | Ground waters; Industrial waters - Treated; Irrigation and stock waters; Potable waters | Chloride - Total as NaCl | Calculation | in house method WCL02 |
| Silica; Sulfate | Calculation | APHA 3120 Method B and in-house method WCL01 | ||
| Ground waters; Industrial waters - Treated; Irrigation and stock waters; Potable waters; Sewage; Steam-raising waters; Trade wastes | Chemical oxygen demand (COD) | UV-vis spectrophotometry |
in-house method WCL13 |
|
| Conductivity | Electrometric |
APHA 2510 Method B |
||
| Colour - True | UV-vis spectrophotometry |
APHA 2120 Method C |
||
| Ultraviolet absorbance | UV-vis spectrophotometry |
APHA 5910 Method B |
||
| Colour - Apparent | UV-vis spectrophotometry |
in-house method M21 |
||
| pH | Ion selective electrode (ISE) |
APHA 4500 H+ Method B |
||
| Hardness | Calculation |
APHA 3120 Method B and APHA 2340 Method B |
||
| Alkalinity; Alkalinity - Bicarbonate; Alkalinity - Carbonate; Alkalinity - Hydroxide | Titration |
APHA 2320 Method B |
||
| Ground waters; Industrial waters - Treated; Irrigation and stock waters; Potable waters; Steam-raising waters | Chloride | Ion selective electrode (ISE) |
APHA 4500 CI- Method D |
|
| Fluoride | Ion selective electrode (ISE) |
in-house method WCL03 |
||
| Solids - Total dissolved (TDS) | Gravimetric |
in-house method WCL05 |
||
| Ground waters; Industrial waters - Treated; Irrigation and stock waters; Sewage; Steam-raising waters; Trade wastes | Turbidity | Nephelometry |
in-house method WCL22 |
|
| Sewage; Trade wastes | Biochemical oxygen demand (BOD) | Dissolved oxygen (DO) analyser |
APHA 5210 Method B |
|
| Solids - Suspended | Gravimetric |
APHA 2540 Methods D and E |
||
| Solids - Total dissolved (TDS) | Calculation |
in-house method WCL08 |
||
| Solids - Suspended volatile | Gravimetric |
APHA 2540 Methods D and E |
ISO/IEC 17025 (2017)
Food and Beverage
| Service | Product | Determinant | Technique | Procedure |
|---|---|---|---|---|
| Analysis for microorganisms | Potable waters | Plate count | Pour plate |
AS 4276.3 |
| Escherichia coli; Coliforms - Thermotolerant | Membrane filter | AS 4276.5 | ||
| Pseudomonas aeruginosa | Membrane filter |
AS 4276.13 |
||
| Enterococci | Most probable number (MPN) | ASTM D6503-99 | ||
| Escherichia coli; Coliforms | Most probable number (MPN) |
AS 4276.21 |
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.
15104
Site No.
15577
Print date
27 Jul 2024
