YS/T 1074-2015 (YST1074-2015)

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YS/T 1074-2015	English	389	Add to Cart	3 days [Need to translate]	Methods for chemical analysis of no solder precious metal jewelry(gold metal jewelry) - Determination of magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, palladium, silver, cadmium, tin, antimony, iridium,	YS/T 1074-2015		YS/T 1074-2015

YS/T 1074-2015
(Solderless precious metal jewelry for chemical analysis of magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, palladium, silver, cadmium, tin, antimony, iridium, platinum, lead, bismuth content - Inductivel
ICS 39.060
Y88
People's Republic of China Nonferrous Metals Industry Standard
Solderless methods for chemical analysis of precious metal jewelry
Magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium,
Palladium, silver, cadmium, tin, antimony, iridium, platinum, lead, bismuth Determination
Inductively Coupled Plasma Mass Spectrometry
(Goldmetaljewelry) -Determinationofmagnesium, titanium, chromium,
manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, paladium,
silver, cadmium, tin, antimony, iridium, platinum, leadandbismuthcontents-
Issued on. 2015-10-01 2015-04-30 implementation
Ministry of Industry and Information Technology of the People's Republic of China released
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard by the national non-ferrous metals Standardization Technical Committee (SAC/TC243) and focal points.
This standard by the gold dream garden gold Jewellery Group Co., Ltd., Beijing Institute of Mining and Metallurgy Research Institute tests, Chongqing Metrology and Quality Inspection Study
Hospital responsible for drafting.
Shandong is the letter of the standard detection Jewelry Co., Ltd., Beijing Nonferrous Metal Research Institute, Guangzhou Nonferrous Metal Research, Zijin Mining
Industry Group Co., Ltd. participated in the drafting.
The main drafters of this standard. Solutions Xuexia, Sunfang advanced Feng, Wang Xuan, ZHANG Jin, Li, Xiong Xiaoyan, Chen Xiaolan, Xu Chaoxiu, swim Buddha water.
Solderless methods for chemical analysis of precious metal jewelry
Magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium,
Palladium, silver, cadmium, tin, antimony, iridium, platinum, lead, bismuth Determination
Inductively Coupled Plasma Mass Spectrometry
1 Scope
This standard specifies the solderless gold jewelry precious metal jewelry in magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, palladium, silver, cadmium, tin, antimony,
Iridium, platinum, lead, bismuth content determination.
This standard applies to non-precious metal jewelry, gold jewelry solder magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, palladium, silver, cadmium, tin, antimony,
Iridium, platinum, lead, bismuth contents. Determination of the range in Table 1.
Table 1 element Measuring range
Element measurement range/measuring range of elements% /% element Measuring range /%
Mg 0.0001 ~ 0.005 Zn 0.0001 ~ 0.004 Sn 0.0001 ~ 0.004
Ti 0.0001 ~ 0.003 As 0.0001 ~ 0.006 Sb 0.0001 ~ 0.004
Cr 0.0001 ~ 0.001 Ru 0.0001 ~ 0.0005 Ir 0.0001 ~ 0.0005
Mn 0.0001 ~ 0.001 Rh 0.0001 ~ 0.006 Pt 0.0001 ~ 0.006
Fe 0.0001 ~ 0.004 Pd 0.0001 ~ 0.010 Pb 0.0001 ~ 0.004
Ni 0.0001 ~ 0.001 Ag 0.0001 ~ 0.015 Bi 0.0001 ~ 0.006
Cu 0.0001 ~ 0.017 Cd 0.0001 ~ 0.002 -
2 Method summary
Samples with hydrochloric acid, nitric acid mixture dissolved. In dilute hydrochloric acid, nitric acid, mixed media, inductively coupled plasma mass spectrometry None
Solder quality precious metal jewelry in gold jewelry magnesium, titanium, chromium, manganese, iron, nickel, copper, zinc, arsenic, ruthenium, rhodium, palladium, silver, cadmium, tin, antimony, iridium, platinum, lead, bismuth
fraction.
3 Reagents and materials
Unless otherwise indicated in the analysis confirmed that the use of only high purity reagents and double distilled water or equivalent purity (resistivity ≥
18.2MΩ · cm-1) of water.
3.1 ammonium sulfate.
3.2 sodium peroxide.
3.3 sodium chloride.
3.4 nitric acid (ρ = 1.42g/mL), the electronic level (MOS level).
3.5 hydrochloric acid (ρ = 1.19g/mL), the electronic level (MOS level).