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GB/T 15057.10-1994 Limestone for chemical industry--Determination of content of loss on ignition--Gravimetric method - 英文版 |
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GB/T 223.77-1994 Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of calcium content - 英文版 |
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GB/T 223.76-1994 Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrometric method for the determination of vanadium content - 英文版 |
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GB/T 14949.7-1994 Manganese ores--Determination of sodium and pota-ssium contents - 英文版 |
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GB/T 14949.5-1994 Manganese ores--Determination of titanium content - 英文版 |
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GB/T 14949.4-1994 Manganese ores--Determination of vanadium content - 英文版 |
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GB/T 14949.3-1994 Manganese ores--Determination of barium oxide content - 英文版 |
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GB/T 14949.12-1994 Manganese ores--Determination of combined water content - 英文版 |
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GB/T 14949.11-1994 Manganese ores--Determination of carbon dioxide content - 英文版 |
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GB/T 223.25-1994 Methods for chemical analysis of iron，steel and alloy--The dimethylglyoxime gravimetric method forthe determination of nickel content - 英文版 |
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GB/T 223.22-1994 Methods for chemical analysis of iron，steel and alloy--The nitroso-R-salt spectrophotometric method for the determination of cobalt content - 英文版 |
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GB/T 223.21-1994 Methods for chemical analysis of iron，steel and alloy--The 5-Cl-PADAB spectrophotometricmethod for the determination of cobalt content - 英文版 |
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GB/T 223.20-1994 Methods for chemical analysis of iron，steel and alloy--The fotentiometric titration method for the determination of cobalt content - 英文版 |
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GB/T 223.18-1994 Methods for chemical analysis of iron，steel and alloy--The sodium thiosulfate separation iodimetric method for the determination of copper content - 英文版 |
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GB/T 14520-1993 Determination of residual styrene monomer content in reinforced plastics based on unsaturated polyester resins by gas chromatography - 英文版 |
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GB/T 14501.4-1993 Spectrophotometric determination of silicon in ura-nium hexafluoride - 英文版 |
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GB/T 14501.3-1993 Spectrochemical determination of tungsten，molybdenum，niobium，titanium and zirconium in uranium hexafluoride - 英文版 |
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GB/T 14489.3-1993 Method for determination of free fatty acids content of oils in oilseeds - 英文版 |
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GB/T 13747.9-1992 Zirconium and zirconium alloys--Determination of magnesium content--Flame absorption spectrometric method - 英文版 |
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GB/T 13747.8-1992 Zirconium and zirconium alloys--Determination of cobalt content--1-Nitroso-2-hydroxy-3，6-naphthalene-disulfonic acid (sodium salt) spectrophotometric method - 英文版 |
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GB/T 13747.7-1992 Zirconium and zirconium alloys--Determination of manganese content--Potassium periodate spectrophotometric method - 英文版 |
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GB/T 13747.6-1992 Zirconium and zirconium alloys--Determination of copper content--2，9-Dimethyl-1，10-phenanthroline spectrophotometric method - 英文版 |
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GB/T 13747.5-1992 Zirconium and zirconium alloys--Determination of aluminium content--Chrome azurol S spectrophotometric method - 英文版 |
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GB/T 13747.4-1992 Zirconium and zirconium alloys--Determination of chromium content--Diphenylcarbazide spectrophoto-metric method - 英文版 |
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GB/T 13747.3-1992 Zirconium and zirconium alloys--Determination of nickel content--Dimethylglyoxime spectrophoto-metric method - 英文版 |
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GB/T 13747.24-1992 Zirconium and zirconium alloys--Determination of carbon content--Combustion coulometric method - 英文版 |
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GB/T 13747.23-1992 Zirconium and zirconium alloys--Determination of nitrogen content--Distillation-Nessler reagent spectrophotometric method - 英文版 |
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GB/T 13747.22-1992 Zirconium and zirconiumalloys--Determination of oxygen content--Inert gas fusion coulometric method - 英文版 |
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GB/T 13747.2-1992 Zirconium and zirconium alloys--Determination of iron content--1，10-phenanthrolinespectrophoto-metric method - 英文版 |
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GB/T 13747.21-1992 Zirconium and zirconium alloys--Determination of hydrogen content--Vacuum heating chromatographic method - 英文版 |
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