Opal Australian Paper


Maryvale Mill Analytical Laboratory

Accreditation No.


Site No.


Date of Accreditation

17 Sep 2021


Traralgon West Road
Morwell, VIC 3840



Mr Joe Padula P: +61 (03) 51360390


Services not available to external clients

Scope of Accreditation

Maryvale Mill Analytical Laboratory

ISO/IEC 17025 (2017)


Service Product Determinant Technique Procedure
Analysis for nutrients Ground waters; Industrial waters - Treated; Sewage; Trade wastes Nitrate Ion chromatography (IC) in-house method 3175
Nitrogen - Ammonia UV-vis spectrophotometry

APHA 4500-NH3 B

Chloride; Sulfate Ion chromatography (IC) in-house method 3161
Phosphorus - Total UV-vis spectrophotometry

APHA 4500-P B,E

Analysis for physical and chemical characteristics Emissions - Stack Sulfur dioxide; Sulfur oxides; Sulfur trioxide (sulfuric anhydride) Ion chromatography (IC) in-house method 126942
Ground waters Dissolved oxygen (DO) Dissolved oxygen (DO) analyser

APHA 4500-O G

Ground waters; Industrial waters - Treated; Sewage; Trade wastes Solids - Suspended Gravimetric

APHA 2540 D

Conductivity Electrometric

APHA 2510 B

Solids - Dissolved Gravimetric

APHA 2540 C

Biochemical oxygen demand (BOD) Dissolved oxygen (DO) analyser

APHA 5210B

pH Electrometric

APHA 4500-H+ B

Colour - True UV-vis spectrophotometry

Canadian Pulp and paper Association Standards Method: H5P

Sample collection Ground waters; Waste waters Not applicable Continuous flow analyser (CFA); Grab in-house method 21276
Not applicable Continuous flow analyser (CFA); Grab

AS 5667.1

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Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.