GB/T 469-2005 Lead ingots

GB/T 469-1995 Lead ingots

GB/T 469-2013 Lead ingots

GB/T 1250-1989 Rules for expression and judgement of limiting values GB/T 4103.10-2000 Methods for chemical analysis of lead and lead alloys—Determination of silver content GB/T 4103.11-2000 Methods for chemical analysis of lead and lead alloys—Determination of zinc content GB/T 4103.1-2000 Methods for chemical analysis of lead and lead alloys—Determination of tin content GB/T 4103.12-2000 Methods for chemical analysis of lead and lead alloys—Determination of thallium content GB/T 4103.13-2000 Methods for chemical analysis of lead and lead alloys—Determination of aluminium content GB/T 4103.2-2000 Methods for chemical analysis of lead and lead alloys—Determination of antimony content GB/T 4103.3-2000 Methods for chemical analysis of lead and lead alloys—Determination of copper content GB/T 4103.4-2000 Methods for chemical analysis of lead and lead alloys—Determination of iron content GB/T 4103.5-2000 Methods for chemical analysis of lead and lead alloys—Determination of bismuth content GB/T 4103.6-2000 Methods for chemical analysis of lead and lead alloys—Determination of arsenic content GB/T 4103.7-2000 Methods for chemical analysis of lead and lead alloys—Determination of selenium content GB/T 4103.8-2000 Methods for chemical analysis of lead and lead alloys—Determination of telluriun content GB/T 4103.9-2000 Methods for chemical analysis of lead and lead alloys—Determination of calcium content GB/T 4103.14-2009 Methods for chemical analysis of lead and lead alloys—Part 14:Determination of cadmium content—Flame atomic absorption spectrophotometry GB/T 4103.15-2009 Methods for chemical analysis of lead and lead alloys—Part 15:Determination of nickel content—Flame atomic absorption spectrophotometry GB/T 4103.16-2009 Methods for chemical analysis of lead and lead alloys—Part 16:Determination of copper,silver,bismuth,arsenic,antimony,tin and zinc contents—Optical emission spectrometry GB/T 4103.10-2012 Methods for chemical analysis of lead and lead alloys—Part 10:Determination of silver content GB/T 4103.11-2012 Methods for chemical analysis of lead and lead alloys—Part 11:Determination of zinc content GB/T 4103.1-2012 Methods for chemical analysis of lead and lead alloys—Part 1:Determination of tin content GB/T 4103.12-2012 Methods for chemical analysis of lead and lead alloys—Part 12:Determination of thallium content GB/T 4103.13-2012 Methods for chemical analysis of lead and lead alloys—Part 13:Determination of aluminium content GB/T 4103.2-2012 Methods for chemical analysis of lead and lead alloys—Part 2:Determination of antimony content GB/T 4103.3-2012 Methods for chemical analysis of lead and lead alloys—Part 3:Determination of copper content GB/T 4103.4-2012 Methods for chemical analysis of lead and lead alloys—Part 4:Determination of iron content GB/T 4103.5-2012 Methods for chemical analysis of lead and lead alloys—Part 5:Determination of bismuth content GB/T 4103.6-2012 Methods for chemical analysis of lead and lead alloys—Part 6:Determination of arsenic content GB/T 4103.7-2012 Methods for chemical analysis of lead and lead alloys—Part 7:Determination of selenium content GB/T 4103.8-2012 Methods for chemical analysis of lead and lead alloys—Part 8:Determination of tellurium content GB/T 4103.9-2012 Methods for chemical analysis of lead and lead alloys—Part 9:Determination of calcium content GB/T 4103.17-2018 Method for chemical analysis of lead and lead alloys—Part 17:Determination of sodium, magnesium contents—Flame atomic absorption spectrometry GB/T 4103.18-2024 Methods for chemical analysis of lead and lead alloys—Part 18:etermination of silver,copper,bismuth,arsenic,antimony,tin,zinc,iron,cadmium,nickel,magnesium,aluminum,calcium,selenium and tellurium contents—Inductively coupled plasma mass spectrometry 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