|
首饰.银合金中含银量的测定.氯化钠或氯化钾容量法(电位滴定)
Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using sodium chloride or potassium chloride
参考页数:5P.;A4
|
|
|
|
|
|
珠宝.999 <0/00>金、铂和铂珠宝合金中贵金属的测定.用感应耦合等离子体发射光谱法(ICP-OES)的差分法
Jewellery - Determination of precious metals in 999 0/00 gold, platinum and palladium jewellery alloys - Difference method using ICP-OES
参考页数:7P.;A4
|
|
|
|
|
|
首饰.金合金首饰中含金量的测定 灰吹法(火试金法)
Jewellery - Determination of gold in gold jewellery alloys - Cupellation method (fire assay)
参考页数:7P.;A4
|
|
|
|
|
|
珠宝.999 <0/00>银珠宝合金中银的测定.用感应耦合等离子体发射光谱法(ICP-OES)的差分法
Jewellery - Determination of silver in 999 ‰ silver jewellery alloys - Difference method using ICP-OES
参考页数:6P.;A4
|
|
|
|
|
|
首饰 贵金属合金纯度
Jewellery - Fineness of precious metal alloys
参考页数:2P.;A4
|
|
|
|
|
|
珠宝. 铂合金首饰中钯的测定. 用钇作为内标元素的ICP-OES法
Jewellery - Determination of palladium in palladium jewellery alloys - ICP-OES method using yttrium as internal standard element
参考页数:8P.;A4
|
|
|
|
|
|
珠宝. 铂合金首饰中铂的测定. 用钇作为内标元素的ICP-OES法
Jewellery - Determination of platinum in platinum jewellery alloys - ICP-OES method using yttrium as internal standard element
参考页数:8P.;A4
|
|
|
|
|
|
珠宝.银合金首饰中含银量的测定 溴化钾容量法(电位滴定)
Jewellery - Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using potassium bromide
参考页数:5P.;A4
|
|
|
|
|
|
珠宝.铂合金首饰中含铂量的测定 氯铂酸铵沉淀后重量法
Jewellery - Determination of platinum in platinum jewellery alloys - Gravimetric method after precipitation of diammonium hexachloroplatinate
参考页数:6P.;A4
|
|
|
|
|
|
珠宝. 消费者对钻石行业的信心
Jewellery - Consumer confidence in the diamond industry
参考页数:7P.;A4
|
|
|
|
|