Statutory Rules
1977 No. 150
REGULATIONS UNDER THE WEIGHTS AND MEASURES (NATIONAL STANDARDS) ACT 1960.*
I, THE GOVERNOR-GENERAL of the Commonwealth of Australia, acting with the advice of the Federal Executive Council, hereby make the following Regulations under the Weights and Measures (National Standards) Act 1960.
Dated this sixth day of September, 1977.
John R. Kerr
Governor-General.
By His Excellency’s Command,
Minister of State for Science.
Amendments of the Weights and Measures (National Standards) Regulations†
Parts.
1. Regulation 2 of the Weights and Measures (National Standards) Regulations is repealed.
Interpretation.
2. Regulation 3 of the Weights and Measures (National Standards) Regulations is amended—
(a) by omitting the definition of “ the Act ” in sub-regulation (1) and substituting the following definition:—
“ ‘the Act’ means the Weights and Measures (National Standards) Act 1960;”;
(b) by omitting from the definition of “verifying authority” in sub-regulation (1) the words “ of these Regulations ”; and
(c) by omitting sub-regulation (2).
Units specified in the Third Schedule.
3. Regulation 11 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (1) the word “ kilogramme ” and substituting the word “ kilogram ”.
The kilogram and the pound.
4. Regulation 12 of the Weights and Measures (National Standards) Regulations is amended—
(a) by omitting from sub-regulation (1) the word “ kilogramme ” (wherever occurring) and substituting the word “ kilogram ”;
* Notified in the Commonwealth of Australia Gazette on 8 September 1977.
† Statutory Rules 1961, No. 142 as amended by Statutory Rules 1963, No. 126; 1964, No. 146; 1965, No. 13; 1968, No. 150; 1970, No. 40; 1972, Nos. 62, 133 and 160; and 1973, Nos. 68 and 253.
12714/77 Cat. No. ?—Recommended retail price 20c 12/6.7.1977
(b) by omitting from paragraph (b) of sub-regulation (1) the word “ Kilogramme ” and substituting the word “ Kilogram ”; and
(c) by omitting from sub-regulation (2) the word “ kilogramme ” and substituting the word “ kilogram ”.
Units specified in the Fourth Schedule.
5. Regulation 13 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (1) the word “ gramme ” and substituting the word “ gram ”.
Units of measurement of density.
6. Regulation 21 of the Weights and Measures. (National Standards) Regulations is amended—
(a) by omitting from sub-regulation (1) the word “ kilogramme ” and substituting the word “ kilogram ”; and
(b) by inserting in sub-regulation (2), after the word “ abbreviation ”, the words “ or symbol ”.
The kilogram per cubic metre, pound per cubic foot, &c.
7. Regulation 22 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (1) the word “ kilogramme ” (wherever occurring) and substituting the word “ kilogram ”.
Conversion factors.
8. Regulation 23 of the Weights and Measures (National Standards) Regulations is amended by omitting from paragraph (b) the word “ kilogrammes ” and substituting the word “ kilograms ”.
The newton and the poundal.
9. Regulation 36 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (1) the word “ kilogramme ” and substituting the word “ kilogram ”.
Units of measurement of work and energy.
10. Regulation 38 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (3) the words “ (if any) ” and substituting the words “ or symbol ”.
The joule, foot-poundal, &c.
11. Regulation 39 of the Weights and Measures (National Standards) Regulations is amended by omitting from sub-regulation (3) the word “ kilogramme ” and substituting the word “ kilogram ”.
12. Divisions 28 and 29 of Part II of the Weights and Measures (National Standards) Regulations are repealed and the following Divisions substituted:—
“ Division 28—Activity (Radionuclides)
Units of measurement of the activity of radionuclides.
“ 76a (1) The units of measurement of activity of a radionuclide are the units specified in the second column of the Twenty-eighth Schedule and are related to the becquerel as respectively specified in the third column of that Schedule.
“ (2) A unit of measurement of activity specified in the second column of the Twenty-eighth Schedule may he referred to by the symbol specified in the fourth column of that Schedule opposite the reference to that unit in the second column.
The becquerel.
“ 76b. The becquerel is the activity of a radionuclide that is undergoing one disintegration per second.
“ Division 29—Exposure (Ionizing Radiation)
Units of measurement of exposure to ionizing radiation.
“ 76c. (1) The units of measurement of exposure to ionizing radiation are the units specified in the second column of the Twenty-ninth Schedule and are related to the coulomb per kilogram as respectively specified in the third column of that Schedule.
“ (2) A unit of measurement of exposure specified in the second column of the Twenty-ninth Schedule may be referred to by the symbol specified in the fourth column of that Schedule opposite to the reference to that unit in the second column.
The coulomb per kilogram
“ 76d. The coulomb per kilogram is the exposure to ionizing radiation in respect of which the sum of the electric charges of all the ions of one sign produced in air equals one coulomb per kilogram of the mass of a volume of air when all the negatrons and positrons liberated by the radiation in that volume of air are completely stopped in air.
“ Division 30—Absorbed Dose and any other Physical Quantity expressed in terms of Energy per Unit Mass (Ionizing Radiation)
Units of measurement of absorbed dose and any other physical quantity expressed in terms of energy per unit mass relating to ionizing radiation
“ 76e. (1) The units of measurement of—
(a) absorbed dose; and
(b) any other physical quantity involving ionizing radiation expressed in terms of energy per unit mass,
are the units specified in the second column of the Thirtieth Schedule and are related to the gray as respectively specified in the third column of that Schedule.
“ (2) A unit of measurement of absorbed dose of ionizing radiation or of any other physical quantity expressed in terms of energy per unit mass relating to ionizing radiation, being a unit specified in the second column of the Thirtieth Schedule, may be referred to by the symbol specified in the fourth column of that Schedule opposite to the reference to that unit in the second column.
The gray.
“ 76f. The gray is the absorbed dose when one joule is imparted to one kilogram of irradiated matter.”.
Third Schedule.
13. The Third Schedule to the Weights and Measures (National Standards) Regulations is amended by omitting the part of the table headed “ Kilograms ” and substituting the following part:
| Kilograms |
|
“ Megatonne ........................ | 109 | Mt |
Kilotonne ......................... | 106 | kt |
Tonne ........................... | 103 | t |
Megagram ........................ | 103 | Mg |
Kilogram ......................... | 1 | kg |
Hectogram ........................ | 10-t | .. |
Dekagram ......................... | 10-2 | .. |
Gram ............................ | 10-3 | g |
Decigram ......................... | 10-4 | dg |
Centigram ......................... | 10-5 | eg |
Milligram ......................... | 10-6 | mg |
Microgram ........................ | 10-9 | µg .”. |
Fourth Schedule
14. The Fourth Schedule to the Weights and Measures (National Standards) Regulations is amended—
(a) by omitting from the heading to the second column the word
“ Grammes ” and substituting the word “Grams”;
(b) by omitting the heading—
“ Grammes ”,
and substituting the heading—
“ Grams ”;
Fifth Schedule.
15. The Fifth Schedule to the Weights and Measures (National Standards) Regulations is amended by omitting that part of the table headed “ Cubic Metres ” and substituting the following part:—
| Cubic Metres |
|
“ Teralitre .......................... | 109 | TL or Tl |
Gigalitre .......................... | 106 | GLor Gl |
Megalitre ......................... | 103 | ML or Ml |
Cubic metre ....................... | 1 | m3 |
Kilolitre .......................... | 1 | kL or kl |
Hectolitre ......................... | 10-1 | hL or hl |
Dekalitre ......................... | 10-2 | .. |
Cubic decimetre ..................... | 10-3 | dm3 |
Litre ............................ | 10-3 | L or l |
Decilitre .......................... | 10-4 | dL or dl |
Centilitre ......................... | 10-5 | cL or cl |
Cubic centimetre .................... | 10-6 | cm3 |
Millilitre .......................... | 10-6 | mL or ml |
Microlitre ......................... | 10-9 | µL or µl |
Cubic millimetre .................... | 10-9 | mm3 ”. |
Seventh Schedule.
16. The Seventh Schedule to the Weights and Measures (National Standards) Regulations is repealed and the following Schedule substituted:—
SEVENTH SCHEDULE Regulation 21
UNITS OF MEASUREMENT OF DENSITY
First column | Second column | Third column |
Name of unit | Density in Kilograms per Cubic Metre, Pounds per Cubic Foot or Pounds per Gallon | Abbreviation or symbol |
Kilograms per cubic metre | ||
Gram per cubic centimetre ............ | 103 | g/cm3 |
Tonne per cubic metre ............... | 103 | t/m3 |
Kilogram per cubic metre ............. | 1 | kg/m3 |
Kilogram per hectolitre .............. | 10 | kg/hL or kg/hl |
Kilogram per litre .................. | 103 | kg/L or kg/1 |
Gram per millilitre ................. | 103 | g/mL or g/ml |
Pounds per cubic foot | ||
Pound per cubic inch ................ | 1 728 | lb/cu in or lb/in3 |
Pound per cubic foot ................ | 1 | lb/cu ft or lb/ft3 |
Pounds per gallon | ||
Pound per gallon ................... | 1 | lb/gal |
Pound per bushel .................. | 1/8 | lb/bus |
Thirteenth Schedule.
17. The Thirteenth Schedule to the Weights and Measures (National Standards) Regulations is repealed and the following Schedule substituted:—
THIRTEENTH SCHEDULE Regulation 38
UNITS OF MEASUREMENT OF WORK AND ENERGY
First column | Second column | Third column |
Name of unit | Work and energy in joules or foot poundals | Abbreviation or symbol |
Joules | ||
Petajoule ........................ | 1016 | PJ |
Terajoule ........................ | 1012 | TJ |
Gigajoule ....................... | 109 | GJ |
Megajoule ....................... | 104 | MJ |
Kilojoule ........................ | 103 | kJ |
Joule .......................... | 1 | J |
Gigawatt hour .................... | 3.6 × 1012 | GW.h or GWh |
Megawatt hour .................... | 3.6 × 100/?/ | MW.h or MWh |
Kilowatt hour ..................... | 3.6 × 106 | kW.h or kWh |
Watt hour ....................... | 3.6 × 103 | W.h or Wh |
Kilocalorie ....................... | 4.1868 × 103 | kcal |
Calorie ......................... | 4.1868 | cal |
Therm .......................... | 1 055.06 × 105 | .. |
British thermal unit ................. | 1 055.06 | Btu |
Megaelectronvolt .................. | 1.602 07 × 10-13 | MeV |
Kiloelectronvolt ................... | 1.602 07 × 10-16 | keV |
Electronvolt ...................... | 1.602 07 × 10-19 | eV |
Foot poundals | ||
Horsepower hour .................. | 63.705 × 109 | hph |
Foot pound-force or foot-pound ......... | 32.174 | ft lbf or ft lb |
Foot poundal ..................... | 1 | ft pdl |
Fifteenth Schedule.
18. The Fifteenth Schedule to the Weights and Measures (National Standards) Regulations is amended—
(a) by omitting the words—
“ Kilogramme-force per square centimetre or kilogramme per square centimetre | 98 066.5 | kgf/sq cm or kgl/cm2 or kg/sq cm or kg/cm2 ”; and |
(b) by omitting the words—
“ Newton per square metre | 1 | N/sq m or N/m2 ”. |
Twenty-fourth Schedule.
19. The Twenty-fourth Schedule to the Weights and Measures (National Standards) Regulations is amended—
(a) by omitting Part C and substituting the following Part:—
“ C. Standards of Measurement of Mass and Weight that are not constructed of iron, expressed in terms of the Kilogram or Units related to the Kilogram in the Third Schedule | |
| Permissible variation in milligrams |
Denominations exceeding 10 kilograms | Eight times the denomination of the standard in kilograms |
Denominations exceeding 1 milligram but not exceeding 10 kilograms | Eight-tenths of the square root of the denomination of the standard in grams |
Denominations not exceeding 1 milligram | 0.025 ”; and |
(b) by omitting from Part F the word “ milligrammes ” and substituting the word “ milligram ”.
Twenty-fifth Schedule.
20. The Twenty-fifth Schedule to the Weights and Measures (National Standards) Regulations is amended by omitting Part A and substituting the following Part:—
“ A. Standards of Measurement of Mass and Weight that are constructed of iron, expressed in terms of the Kilogram or Units related to the Kilogram in the Third Schedule | ||
| Permissible variation in grams | Limit of accuracy of verification in grams |
Denominations exceeding 25 kilograms .... | Seven-hundredths of the denomination of the standard in kilograms | Seven-thousandths of the denomination of the standard in kilograms |
Denominations exceeding 1 kilogram but not exceeding 25 kilograms | Thirty-five-hundredths of the square root of the denomination of the standard in kilograms | Thirty-five-thousandths of the square root of the denomination of the standard in kilograms ”. |
Twenty-eighth, Twenty-ninth and Thirtieth Schedules.
21. The Weights and Measures (National Standards) Regulations are amended by adding at the end thereof the following Schedules:—
TWENTY-EIGHTH SCHEDULE Regulation 76a
UNITS OF MEASUREMENT OF ACTIVITY (RADIONUCLIDES)
First column | Second column | Third column | Fourth column |
Item no. | Name of unit | Activity in becquerels | Symbol |
1. | petabecquerel .................... | 1015 | PBq |
2. | terabecquerel .................... | 1012 | TBq |
3. | gigabecquerel .................... | 109 | GBq |
4. | megabecquerel ................... | 106 | MBq |
5. | kilobecquerel .................... | 103 | kBq |
6. | becquerel ....................... | 1 | Bq |
7. | millibecquerel .................... | 10-3 | mBq |
8. | microbecquerel ................... | 10-6 | µBq |
9. | megacurie....................... | 3.7 × 1016 | MCi |
10. | kilocurie........................ | 3.7 × 1013 | kCi |
11. | curie.......................... | 3.7 × 1010 | Ci |
12. | millicurie....................... | 3.7 × 107 | mCi |
13. | microcurie....................... | 3.7 × 104 | µCi |
14. | nanocurie....................... | 3.7 × 10 | nCi |
15. | picocurie........................ | 3.7 × 10-2 | pCi |
16. | femtocurie | 3.7 × 10-5 | fCi |
TWENTY-NINTH SCHEDULE Regulation 76c
UNITS OF MEASUREMENT OF EXPOSURE (IONIZING RADIATION)
First column | Second column | Third column | Fourth column |
Item no. | Name of unit | Exposure in coulombs per kilogram | Symbol |
1. | kilocoulomb per kilogram ............ | 103 | kC.kg-1 |
2. | coulomb per kilogram ............... | 1 | C.kg-1 |
3. | millicoulomb per kilogram ........... | 10-3 | mC.kg-1 |
4. | microcoulomb per kilogram ........... | 10-6 | µC.kg-1 |
5. | nanocoulomb per kilogram ........... | 10-9 | nC.kg-1 |
6. | megaroentgen .................... | 0.258 × 103 | MR |
7. | kiloroentgen ..................... | 0.258 | kR |
8. | roentgen ........................ | 0.258 × 10-3 | R |
9. | milliroentgen .................... | 0.258 × 10-6 | mR |
10. | microroentgen .................... | 0.258 × 10-9 | µR |
THIRTEENTH SCHEDULE Regulation 76e
UNITS OF MEASUREMENT OF ABSORBED DOSE. AND ANY OTHER PHYSICAL QUANTITY EXPRESSED IN TERMS OF ENERGY PER UNIT MASS (IONIZING RADIATION)
First column | Second column | Third column | Fourth column | |
Item no. | Name of unit | Absorbed dose in grays | Symbol | |
1. | megagray ..................... | 106 | MGy | |
2. | kilogray ...................... | 103 | kGy | |
3. | gray ......................... | 1 | Gy | |
4. | milligray ...................... | 10-3 | mGy | |
5. | microgray ..................... | 10-6 | µGy | |
6. | nanogray ...................... | 10-9 | nGy | |
7. | picogray ...................... | 10-12 | pGy | |
8. | gigarad ....................... | 107 | Grad | |
9. | megarad ...................... | 104 | Mrad | |
10. | kilorad ....................... | 10 | krad | |
11. | rad .......................... | 10-2 | rad | |
12. | millirad ...................... | 10-5 | mrad | |
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