National Measurement Institute (NMI)

Site

Mass and Density Standards Project

Accreditation No.

1

Site No.

14107

Date of Accreditation

28 Jun 1999

Address

36 Bradfield Road
Lindfield West, NSW 2070
Australia

measurement.gov.au

Contact

Ms Charmaine Kwan P: +61 (02) 84673836

Availability

Services conditionally available to external clients

National Measurement Institute (NMI) address map

Scope of Accreditation

Print scopes
Mass and Density Standards Project

ISO/IEC 17025 (2017)

Calibration

  • 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
Mass - Determination of mass and calibration of weighing devices Industrial mass standards; Mass standards Mass Gravimetric measurement against reference mass

Capability

With Calibration and Measurement Capability of -

Stainless steel mass standards

0.6 μg at 0.5 mg;
 0.5 μg at 1 and 2 mg;
 0.6 μg at 5 mg;
 0.5 μg at 10 and 20 mg;
 0.6 μg at 50 mg;
 0.8 μg at 100 mg;
 1 μg at 200 mg;
 1.3 μg at 500 mg;
 1.5 μg at 1 g;
 2.4 μg at 2 g;
 3.4 μg at 5 g;
 4.4 μg at 10 g;
 7 μg at 20 g;
 9 μg at 50 g;
 13 μg at 100 g;
 19 μg at 200 g;
 39 μg at 500 g;

 49 μg at 1 kg;
 0.22 mg at 2 kg;
 0.31 mg at 5 kg;
 0.51 mg at 10 kg;
 1.0 mg at 20 kg


Industrial mass standards
1 in 105 from 100 g up to 1500 kg
2 in 105 above 1500 kg to 6000 kg
Volume and density - Determination of density Alcohol meters; Apparent density (draft survey) hydrometers; Baume hydrometers; Brix hydrometers; Density hydrometers; LPG hydrometers; LPG specific gravity hydrometers; Milk hydrometers; Soil (colloidal solution) hydrometers; Specific gravity hydrometers Baume; Brix; Percentage (%) alcohol by volume; Specific gravity; g/L; kg/m3 Hydrostatic weighing

Capability

Density hydrometers
With Calibration and Measurement Capability of -
2 in 10⁵ from 500 kg/m³ to 2000 kg/m³ between 15 ºC and 25 ºC

Specific gravity hydrometers
With Calibration and Measurement Capability of -
2 in 10⁵ from 0.5 to 2.0 between 15 ºC and 25 ºC

Apparent density (draft survey) hydrometers
With Calibration and Measurement Capability of -
0.2 of smallest scale division from 0.990 kg/L to 1.040 kg/L between 15 ºC and 25 ºC

Soil (colloidal solutions) hydrometers
With Calibration and Measurement Capability of -
0.2 of smallest scale division from -2 g/L to 60 g/L between 15 ºC and 25 ºC

Milk hydrometers
With Calibration and Measurement Capability of -
2 in 10⁵ from 1015 kg/m³ to 1050 kg/m³ between 15 ºC and 25 ºC

LPG density hydrometers
With Calibration and Measurement Capability of -
0.3 kg/m³ from 480 kg/m³ to 650 kg/m³ between 15 ºC and 30 ºC
0.45 kg/m³ from 450 kg/m³ to 560 kg/m³ between 30 ºC and 40 ºC

LPG specific gravity hydrometers
With Calibration and Measurement Capability of -
0.0003 from 0.48 to 0.65 between 15 ºC and 30 ºC
0.00045 from 0.45 to 0.56 between 30 ºC and 40 ºC

Alcoholmeters
With Calibration and Measurement Capability of -
0.2 of smallest scale division from 0% to 100% alcohol by volume between 15 ºC and 25 ºC

Brix hydrometers
With Calibration and Measurement Capability of -
0.2 of smallest scale division from 0 °Brix to 90 °Brix between 15 ºC and 25 ºC

Baume hydrometers
With Calibration and Measurement Capability of -
 0.2 of smallest scale division from -2 °Baume to 80 °Baume between 15 ºC and 25 ºC
Density of liquids g/cm3 Oscillating densitometer

Capability

Minimum volume 2 ml, homogenous non-corrosive liquid
With Calibration and Measurement Capability of -
 5 in 10⁵ from 0.5 to 2 g/cm³ between 5 ºC and 40 ºC

Density of solids kg/m3 Hydrostatic weighing

Capability

Solid up to 200 g and 50 cm³, non-porous material
With Calibration and Measurement Capability of -
 5 in 10⁵ from 500 kg/m³ to 25 000 kg/m³ between 15 ºC and 25 ºC

ISO/IEC 17025 (2017)

Materials

Service Product Determinant Technique Procedure Limitations
Chemical analysis of reagents, salts and related compounds Liquid hydrocarbon; Water Surface tension Tensiometry PM-MASSDN 8.2.7
Synthetic blood Surface tension Tensiometry ASTM D1331 Method A,
ASTM F1862/F1862M-17,
ISO 304		 For the purposes of determining compliance with ISO 22609 Annex B

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