Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
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YB/T 132-2007 Fused magnesite chrome sinter 145.0 via email in 1~3 business day valid
GB/T 5070.8-2002 Magnesia-chrome refractory chemical analysis methods Part 8: CyDTA Capacity Determination of magnesium oxide content 260.0 via email in business day abolished
GB/T 5069.10-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Flame atomic absorption spectrometric method for determination of calcium oxide content 184.0 via email in 1~3 business day abolished
GB/T 5069.6-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Chromazurol S photometric method for determination of aluminium oxide content 184.0 via email in 1~3 business day abolished
GB/T 8931-2007 Refractories—Determination of slag resistance 240.0 via email in 1~3 business day valid
GB/T 5069.11-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Complexometric titration method for determination of calcium oxide and magnesium oxide content 120.0 via email in 1~3 business day abolished
GB/T 26564-2011 Magnesium aluminate spinel 70.0 via email in 1~3 business day valid
GB/T 5069-2007 Chemical Analysis of Magnesia-Alumina Refractories 400.0 via email in 1 business day abolished
GB/T 5069.1-2001 Chemical analysis of magnesia and magnesiaalumina vrefractory materials-Gravimetric method for determination of loss on ignition 184.0 via email in 1~3 business day abolished
GB/T 5070.2-1985 Magnesite-chrome refractories--Determination of silicon dioxide content--Molybdenum blue photometric method 184.0 via email in 1~3 business day abolished
JC/T 924-2003 The magnesia brick for glass furnace (MgO>=95%) 90.0 via email in 1~3 business day valid
GB/T 5069.13-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Flame atomic absorption spectrometric method for determination of potassium oxide and sodium oxide content 184.0 via email in 1~3 business day abolished
YB/T 132-1997 Fused magnesite chrome sinter 100.0 via email in 1~3 business day abolished
GB/T 5069.9-1985 Magnesite refractories--Determination of magnesium oxide content--CyDTA volumetric method 184.0 via email in 1~3 business day abolished
GB/T 22589-2008E Magnesia carbon brick 165.0 via email in 1~3 business day superseded
YB/T 4116-2003 Magnesia-calcia bricks 264.0 via email in 1~3 business day superseded
GB/T 5070.4-2002 Magnesia-chrome refractories Methods for chemical analysis - Part 4: EDTA volumetric method for the determination of the amount of alumina 260.0 via email in business day abolished
GB/T 5069.5-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials-Flame atomic absorption spectrometric method for determination of iron oxide content 184.0 via email in 1~3 business day abolished
GB/T 5069.8-1985 Magnesite refractories--Determination of calcium oxide content--EGTA volumetric method 184.0 via email in 1~3 business day abolished
GB/T 5069.7-1985 Magnesite refractories--Determination of titanium dioxide content--Diantipyrylmethane photometric method 184.0 via email in 1~3 business day abolished


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