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ABNT NBR ISO 9202
Jewellery - Fineness of precious metal alloys
Edition
2016-07-13
NF A06-212 ; NF ISO 13756:2024-05-01
Jewellery and precious metals - Determination of silver - Potentiometry using sodium chloride or potassium chloride
Edition
2024-05-01
NF A06-213 ; NF ISO 18214:2024-06-19
Jewellery and precious metals - Determination of high purity gold, silver, platinum and palladium - Difference method using SPARK-OES
Edition
2024-06-19
PR NF A06-212 ; PR NF ISO 13756
Jewellery and precious metals - Determination of silver in silver alloys - Potentiometry using sodium chloride or potassium chloride
PR NF A06-213 ; PR NF ISO 18214
Jewellery and precious metals - Determination of high purity gold, silver, platinum and palladium - Difference method using SPARK-OES
PR NF A70-23 ; PR NF ISO 10713
Jewellery - Gold alloy coatings
PR NF S89-004 ; PR NF ISO 6893
Jewellery and precious metals - Quality control of batches and sets of small diamonds - Terminology, classification and test methods
NF S89-004 ; NF ISO 6893:2024-05-01
Jewellery and precious metals - Inspection of batches of small diamonds - Terminology, classification and test methods
Edition
2024-05-01
14/30313014 DC
BS EN ISO 8653. Jewellery. Ring-sizes. Definition, measurement and designation
Edition
2014-11-20
22/30450637 DC
BS EN ISO 11210. Jewellery and precious metals. Determination of platinum in platinum jewellery alloys. Gravimetric method after precipitation using ammonium chloride
Edition
2022-06-08
