GB/T 3457-1998
Replaced
YS/T 223-2007
Active
Industry standards-Non-ferrous metals
YS/T 223-2007 Selenium
YS/T 223-2007 Selenium
Basic Information
Standard Code:
YS/T 223-2007
Standard Type:
Industry standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Semi-metal
ICS Name:
Non-ferrous metal products
Publish Date:
2007-11-14
Implement Date:
2008-05-01
Pages:
6 pages
Scope
This standard specifies the requirements for selenium, test methods, inspection rules, and marking, packaging, transportation, and storage. This standard applies to selenium produced by further separation and purification of selenium raw materials comprehensively recovered during the smelting process of copper, lead, zinc, and other metals.
Development Information
Replace the following standards
Referenced Standards
GB/T 1250-1989 Rules for expression and judgement of limiting values
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
YS/T 226.1-2009 Methods for chemical analysis of selenium—Part 1:Determination of bismuth content—Hydride generation-atomic fluorescence spectrometry
YS/T 226.2-2009 Methods for chemical analysis of selenium—Part 2:Determination of antimony content—Hydride generation-atomic fluorescence spectrometry
YS/T 226.3-2009 Methods for chemical analysis of selenium—Part 3:Determination of aluminum content—Chrome azurol S-cetyl trimethyl ammonium bromide absorption photometric method
YS/T 226.4-2009 Methods for chemical analysis of selenium—Part 4:Determination of mercury content—Dithizone-carbon tetrachloride titrated colorimetric-method
YS/T 226.5-2009 Methods for chemical analysis of selenium—Part 5:Determination of silicon content—Molybdenum blue spectrophotometric method
YS/T 226.6-2009 Methods for chemical analysis of selenium—Part 6:Determination of sulfur content—Diphenylcarbazide spectrophotometry
YS/T 226.7-2009 Methods for chemical analysis of selenium—Part 7:Determination of magnesium content—Flame atomic absorption spectrometry
YS/T 226.8-2009 Methods for chemical analysis of selenium—Part 8:Determination of copper content—Flame atomic absorption spectrometry
YS/T 226.9-2009 Methods for chemical analysis of selenium—Part 9:Determination of iron content—Flame atomic absorption spectrometry
YS/T 226.10-2009 Methods for chemical analysis of selenium—Part 10:Determination of nickel content—Flame atomic absorption spectrometry
YS/T 226.11-2009 Methods for chemical analysis of selenium—Part 11:Determination of lead content—Flame atomic absorption spectrometry
YS/T 226.12-2009 Methods for chemical analysis of selenium—Part 12:Determination of selenium content—Sodium thiosulphate titrimetric method
YS/T 226.13-2009 Methods for chemical analysis of selenium—Part 13:Determination of siliver,aluminum,arsenic,boron,mercury,bismuth,copper,cadmium,iron,gallium,indium,magnesium,nickel,lead,silicon,antimony,tin,tellurium,titanium and zinc content—Inductively coupled plasma mass spectrometry
Related Standards
GB/T 6896-1998
Replaced
GB/T 6896-1998 Niobium bars
GB/T 17684-1999
Replaced
GB/T 17684-1999 The terminology for precious metals and their alloys
GB/T 8888-2003
Replaced
GB/T 8888-2003 Wrought heavy non-ferrous metal products-Packing,marking,transporting and storing
YS/T 632-2007
Replaced
YS/T 632-2007 Low grade blister
GB/T 3460-2007
Replaced