Standards New Zealand :: Browse 39 : Precision mechanics. Jewellery

Browse 39 : Precision mechanics. Jewellery

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BS EN 29202:1993

SUPERSEDED

Jewellery. Fineness of precious metal alloys

Date modified:15/02/1993

BS 427:1931

WITHDRAWN

Diamond pyramid hardness numbers

Date modified:27/10/1958

BS 4332-2:1979

WITHDRAWN

Radioluminescent deposits for time measurement instruments: specification for conditions for carrying out checks on radioluminescent deposits

Date modified:31/12/1979

BS 4333-1:1968

WITHDRAWN

Specification for radioluminous time measurement instruments. Instruments bearing radioactive luminous materials

Date modified:03/12/1968

BS 4333-1:1979

WITHDRAWN

Radioluminescent deposits for time measurement instruments: specification for general requirements for radioluminescence deposits for time measuring i...

Date modified:31/12/1979

BS EN 31426:1994

SUPERSEDED

Determination of gold in gold jewellery alloys. Cupellation method (fire assay)

Date modified:15/07/1994

BS EN 31427:1994

SUPERSEDED

Determination of silver in silver jewellery alloys. Volumetric (potentiometric) method using potassium bromide

Date modified:15/07/1994

ISO 3157:1975

SUPERSEDED

Radioluminescence for time measurement instruments -- Specifications

Date modified:01/05/1975

ISO 3157:1991

WITHDRAWN

Radioluminescence for time measurement instruments -- Specifications

Date modified:07/11/1991

ISO 3158:1976

CURRENT

Timekeeping instruments -- Symbolization of control positions

Date modified:01/02/1976

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Browse 39 : Precision mechanics. Jewellery

Browse subcategories

BS EN 29202:1993

BS 427:1931

BS 4332-2:1979

BS 4333-1:1968

BS 4333-1:1979

BS EN 31426:1994

BS EN 31427:1994

ISO 3157:1975

ISO 3157:1991

ISO 3158:1976