National Measurement Institute - Chemical and Biological Services


Chemical Reference Values

Accreditation No.


Site No.


Date of Accreditation

11 Apr 2012


105 Delhi Road
North Ryde, NSW 2113


Ms Raluca Iavetz P: +61 (02) 94490178


Services available to external clients

Scope of Accreditation

Chemical Reference Values

ISO/IEC 17025 (2017)


  • The uncertainty of measurement is reported as an expanded uncertainty having a level of confidence of 95% unless stated otherwise
Service Product Determinant Technique Procedure Limitations
Chemical metrology - Provision of reference values in substances Agrichemicals; Clinical biomarkers; Ethanol solutions; Illicit drugs; Steroids and anti-doping substances; Veterinary chemicals Mass fraction Mass balance; Quantitative Nuclear magnetic resonance (qNMR) Reference Materials Producers Quality Manual Pure organic compounds within the molecular weight range of 40 to 800 g/mol


Determination of mass fraction of pure organic compounds with molecular weight range of 40 - 800 g/mol  with measurement uncertainty of -
0.3% to 2.5% relative for molecular weights 40 to 500 g/mol
0.5% to 2.5% for molecular weights 501 to 800 g/mol
Supported by CIPM Key Comparisons CCQM-K55a, b, c and d; CCQM-K104
Covers compounds which are amenable to the mass balance and/or qNMR approach. This includes  but is not limited to Amphetamines and related compounds; Antibiotics and metabolites; Butiophenones (α-aminopropiophenones); Cathinones (α-aminopropiophenones); Cocaine and related substances; Cocaine metabolites; Ephedrine and related substances; Ethanol; Non-peptide growth promotants and metabolites; Non-peptide hormone antagonists and modulators; Opiates and related substances; Pentiophenones (α-alkylamino) and related substances; Pesticides; Phenylethylamines and related compounds; Prohormones and metabolites; Stimulants; Synthetic cannabinoids; Synthetic steroids and metabolites; Testosterone and metabolites; Veterinary steroids.
Agricultural products; Aqueous and organic solutions; Biological fluids and tissues; Foodstuffs; Illicit drugs; Pharmaceuticals; Sediments and soils; Waters Concentration; Mass fraction Densitometry; GC-MS-MS; ICP-MS; Isotope dilution GC-MS-MS; Isotope dilution LC-MS-MS; LC-MS-MS; Quantitative Nuclear magnetic resonance (qNMR) Reference Materials Producers Quality Manual Organic compounds within the molecular weight range of 70 to 800 g/mol
Inorganic compounds within the molecular weight range of 6 to 238 g/mol


Determination of mass fraction and/or concentration of  organic compounds, metals and metalloid elements with a minimum concentration 0.0001 mg/kg and with uncertainty of measurement of 0.35% - 25% relative
Supported by CIPM Key Comparisons CCQM-K5; CCQM-K6; CCQM-K8; CCQM-K13; CCQM-K21; CCQM-K24; CCQM-K25; CCQM-K27; CCQM-K28; CCQM-K30; CCQM-K43; CCQM-K56; CCQM-K60; CCQM-K63; CCQM-K69; CCQM-K70; CCQM-K79; CCQM-K81; CCQM-K87; CCQM -K89; CCQM-K95; CCQM-K100; CCQM-K102; CCQM-K108; CCQM-K109; CCQM-K123; CCQM-K124; CCQM-K125; CCQM-K132; CCQM-K139; CCQM-K141 and CCQM-K145
Covers  compounds that are amenable to GC-MS-MS; LC-MS-MS; ICP-MS and qNMR. This includes but is not limited to Antibiotics in foodstuffs; Clinical markers in biological fluids; Ethanol solutions; Hormones; Hydrocarbons in soils and sediments; Illicit drug preparations; Metal and metalloid elements  in pharmaceuticals, soils, sediments, water, food and biological fluids; Pesticides in agricultural products, aqueous solutions and foodstuffs; Per- and polyfluroalkyl substances (PFAS) in water; Steroids and metabolites in biological fluids and solutions; Vitamins in biological fluids and foodstuffs; Polyhalogenated biophenyls in sediments and soils.
Amino acids; Animal hair; Biological fluids and tissues; Flora; Foodstuffs; Human hair; Illicit drugs; Pure organic compounds; Solutions Stable carbon isotope ratio Elemental analysis - Isotope ratio mass spectrometry (EA-IRMS); Gas chromatography - Combustion - Isotope ratio mass spectrometry (GC-C-IRMS) Reference Materials Producers Quality Manual Organic compounds combustible at temperatures up to 950ºC


Determination of stable carbon isotope ratio values (δ13CVPDB/%) -10 to -32 with a measurement uncertainty of 0.10 to 2.00
Supported by CIPM Key Comparison CCQM-K140
Covers organic compounds (in pure form, solutions and matrices) combustible at temperatures up to 950ºC. This includes but is not limited to Amino acids; Caffeine; Edible oils; Graphite; Honey; Human tissues; Illicit drugs; Meat; Plant materials; Plant derived mineral oils; Synthetic and endogenous steroids and metabolites in pure compounds and in biological fluids.

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