National Association of Testing Authorities, Australia
Scope of Accreditation
Graymont (Australia) Pty Ltd
Site
Graymont APAC Central Laboratory
Accreditation No.
1614
Site No.
1607
Date of Accreditation
09 Mar 1982
Contact
Availability
Services not available to external clients
Scope of Accreditation
Withdrawn 16 Apr 2025
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Particle size distribution | Sieve analysis | in-house method LMM 2.5 | |
| Moisture content | Gravimetric | in-house method LMM 2.2a | |||
| Bulk density | Compacted; Gravimetric | in-house method LMM 2.10a | |||
| Acid solubility | Classical | in-house method LMM 4.12 | |||
| Evaluation of geotechnical and civil construction material - Aggregate reflectance | Aggregates | Reflectance | Spectrophotometry | in-house method LMM 2.1 | |
| Evaluation of geotechnical and civil construction material - Asphalt filler | Asphalts | Apparent particle density of filler | Gravimetric | AS/NZS 1141.7, in-house method LMM 4.21 | |
| Voids in dry compacted filler | Gravimetric | AS/NZS 1141.17, |
ISO/IEC 17025 (2017)
Materials
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Analysis of ores and minerals | Barytes | Particle size distribution | Classical | in-house methods LMM 2.5, LMM 4.15 | |
| Alkaline earth metals - Total calcium | Classical | in-house method LMM 4.14 | |||
| Alumina; Barium sulfate; Calcium oxide; Ferric oxide; Silica; Strontium; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | |||
| Loss on ignition | Classical | in-house method LMM 2.3 | |||
| Particle size distribution | Scanning photosedimentographic | in-house methods LMM 2.17, LMM 4.16 | |||
| Calcium carbonate | Voids in dry compacted filler | Classical | AS/NZS 1141.17; in-house method LMM 4.20 | ||
| Alumina; Calcium oxide; Ferric oxide; Magnesia; Potassium oxide; Silica; Sodium oxide; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | |||
| Calcium carbonate; Calcium hydroxide (hydrated lime); Calcium oxide (quicklime) | Apparent particle density | Gravimetric | AS/NZS 1141.7; in-house method LMM 4.21 | ||
| Voids in dry compacted filler | Gravimetric | AS/NZS 1141.17; in-house method LMM 4.20 | |||
| Calcium carbonate; Calcium hydroxide (hydrated lime); Calcium oxide (quicklime); Magnesium carbonate | Specific surface area | Air permeability | BS4359.2; in-house method LMM 2.8 | ||
| Particle size distribution | Sieve analysis | in-house method LMM 2.5 | |||
| Specific surface area | Gas absorption | BS4359.1; in-house method LMM 2.8 | |||
| Specific gravity | Gas pycnometry | in-house method LMM 2.13d | |||
| Loss on ignition | Gravimetric | in-house method LMM 2.3 | |||
| Calcium carbonate; Calcium hydroxide (hydrated lime); Magnesium carbonate | Particle size distribution | Scanning photosedimentographic | in-house method LMM 2.17 | ||
| Calcium carbonate; Magnesium carbonate | Specific gravity | Gravimetric | in-house method LMM 2.13 | ||
| Moisture | Gravimetric | in-house method LMM 2.2a | |||
| Calcium hydroxide (hydrated lime); Calcium oxide (quicklime) | pH | Electrometric | in-house method LMM 2.11 | ||
| Alumina; Calcium oxide; Ferric oxide; Magnesium oxide; Potassium oxide; Silica; Sodium oxide; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | |||
| Reactivity; Residue on slaking | Gravimetric; Temperature; Time | AS 4489.3.1; in-house method LMM 4.22 | |||
| Bulk density | Gravimetric | in-house method LMM 2.10a | |||
| Moisture | Gravimetric | AS 4489.8.1; in-house method LMM 2.2 | Free moisture only | ||
| Lime - Available | Titration | AS 4489.6.1; in-house method LMM 4.19 | |||
| Reflectance | Spectrophotometry | in-house method LMM 2.1 | |||
| Reactivity | Temperature; Time | BS EN 459-2; in-house method LMM 4.22a | |||
| Feldspar | Alumina; Calcium oxide; Ferric oxide; Magnesia; Potash; Silica; Soda; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Iron ores | Ferric oxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Magnesium carbonate | Alumina; Calcium oxide; Ferric oxide; Magnesia; Silica | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Manganese ores | Manganese | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Silica sands | Alumina; Calcium oxide; Chromium oxide; Ferric oxide; Magnesia; Manganese; Potassium oxide; Silica; Sodium oxide; Titanium oxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Talc | Alumina; Calcium oxide; Ferric oxide; Magnesium oxide; Potassium oxide; Silica; Sodium oxide; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 | ||
| Analysis of refractories, ceramics and related materials | Ceramics; Clays; Refractories; Silicate glasses | pH | Classical | in-house method LMM 2.11 | |
| Loss on ignition | Classical | in-house method LMM 2.3 | |||
| Specific gravity | Gas pycnometry | in-house method LMM 2.13d | |||
| Reflectance | Classical | in-house method LMM 2.1 | |||
| Alumina; Calcium oxide; Ferric oxide; Magnesium oxide; Potassium oxide; Silica; Sodium oxide; Titanium dioxide | X-ray fluorescence (XRF) | in-house method LMM 8.5 |
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Accreditation No.
1614
Site No.
1607
Print date
14 Jun 2025