GB/T 4185-2017 Molybdenum-tungsten alloy bars and rods

GB/T 4186-2002 Molybdenum-tungsten alloy rods GB/T 4185-1984 Molybdenum-tungsten alloy bars

GB/T 4324.26-2012 Methods for chemical analysis of tungsten—Part 26:Determination of nitrogen content—Pulse heating inert gas fusion-thermal conductive method and the Nessler reagent spectrophotometry GB/T 4324.26-1984 Methods for chemical analysis of tungsten--The Nessler reagent photometric method for the determination of nitrogen content GB/T 4324.27-2012 Methods for chemical analysis of tungsten—Part 27:Determination of carbon content—High frequency combustion-infrared absorption method GB/T 4324.27-1984 Methods for chemical analysisof tungsten--The combustion-coulometric titration method for the determinationof carbon content GB/T 4324.28-2012 Methods for chemical analysis of tungsten—Part 28:Determination of molybdenum content—The thioyanate spectrophotometry GB/T 4324.28-1984 Methods for chemical analysis of tungsten--The thiocy anate photometric method for the determin-ation of molybdenum content GB/T 4324.29-1984 Methods for chemical analysis of tungsten--The gravimetric method for the determination of residue content after chloride volatility GB/T 4324.30-1984 Methods for chemical analysis of tungsten--The gravimetric method for the determination of loss content on ignition GB/T 4325.1-2013 Methods for chemical analysis of molybdenum—Part 1:Determination of lead content—Graphite furnace atomic absorption spectrometry GB/T 4325.1-1984 Methods for chemical analysis of molybdenum--The square wave polarographic method for the successive determination of lead and cadmium content GB/T 4325.2-2013 Methods for chemical analysis of molybdenum—Part 2:Determination of cadmium content—Flame atomic absorption spectrometry GB/T 4325.2-1984 Methods for chemical analysis of molybdenum--The potassium iodide-Brucine photometric method for thedetermination of bismuth content GB/T 4325.3-2013 Methods for chemical analysis of molybdenum—Part 3:Determination of bismuth content—Atomic fluorescence spectrometry GB/T 4325.3-1984 Methods for chemical analysis of molybdenum--The polyethylene glycol octyl phenylether-phenylfluorone photometric method for the determination of tin content GB/T 4325.4-2013 Methods for chemical analysis of molybdenum—Part 4:Determination of tin content—Atomic fluorescence spectrometry GB/T 4325.4-1984 Methods for chemical analysis of molybdenum--The malachite green photometric method for the determination of antimony content GB/T 4325.5-2013 Methods for chemical analysis of molybdenum—Part 5:Determination of antimony content—Atomic fluorescence spectrometry GB/T 4325.5-1984 Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of arsenic content GB/T 4325.6-2013 Methods for chemical analysis of molybdenum—Part 6:Determination of arsenic content—Atomic fluorescence spectrometry GB/T 4325.6-1984 Methods for chemical analysisof molybdenum--The ortho-phenanthroline photometric method for the determination of iron content GB/T 4325.7-2013 Methods for chemical analysis of molybdenum—Part 7:Determination of iron content—1,10-phenanthroline spectrophotometry and inductively coupled plasma atomic emission spectrometry GB/T 4325.7-1984 Methods for chemical analysis of molybdenum--The 5-Cl-PADAB photometric method for the determination of cobalt content GB/T 4325.8-2013 Methods for chemical analysis of molybdenum—Part 8:Determination of cobalt content—5-Cl-PADAB spectrophotometry and flame atomic absorption spectrometry GB/T 4325.8-1984 Methods for chemical analysis of molybdenum--The dimethylglyoxime photometric method for the determination of nickel content GB/T 4325.9-2013 Methods for chemical analysis of molybdenum—Part 9:Determination of nickel content—Dimethylglyoxime spectrophotometry and flame atomic absorption spectrometry GB/T 4325.9-1984 Methods for chemical analysis of molybdenum--The dimethylglyoxime gravimetric method for the determination of nickel content GB/T 4325.10-2013 Methods for chemical analysis of molybdenum—Part 10:Determination of copper content—Flame atomic absorption spectrometry GB/T 4325.10-1984 Methods for chemical analysis of molybdenum--The neocuproin photometric method for the determination of copper content GB/T 4325.11-2013 Methods for chemical analysis of molybdenum—Part 11:Determination of aluminum content—Chromazurol S spectrophotometry and inductively coupled plasma atomic emission spectrometry GB/T 4325.11-1984 Methods for chemical analysis ofmolybdenum--The chromazurol S photometric method for the determination of aluminium content GB/T 4325.12-2013 Methods for chemical analysis of molybdenum—Part 12:Determination of silicon content—Inductively coupled plasma atomic emission spectrometry GB/T 4325.12-1984 Methods for chemical analysisof molybdenum--The chlorization-molybdenum blue photometric method for the determination of silicon content GB/T 4325.13-2013 Methods for chemical analysis of molybdenum—Part 13:Determination of calcium content—Flame atomic absorption spectrometry GB/T 4325.13-1984 Methods for chemical analysis of molybdenum--The glyoxal bis (2-hydroxyanil) photometric method for the determination of calcium content GB/T 4325.14-2013 Methods for chemical analysis of molybdenum—Part 14:Determination of magnesium content—Flame atomic absorption spectrometry GB/T 4325.14-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of calcium content GB/T 4325.15-2013 Methods for chemical analysis of molybdenum—Part 15:Determination of sodium content—Flame atomic absorption spectrometry GB/T 4325.15-1984 Methods for chemical analysis of molybdenum--The chlorophosphonazo Ⅰ photometric method for the determinationof magnesium content GB/T 4325.16-2013 Methods for chemical analysis of molybdenum—Part 16:Determination of potassium content—Flame atomic absorption spectrometry GB/T 4325.16-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of magnesium content GB/T 4325.17-2013 Methods for chemical analysis of molybdenum—Part 17:Determination of titanium content—Diantipyrylmethane spectrophotometry and inductively coupled plasma atomic emission spectrometry GB/T 4325.17-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of sodium content GB/T 4325.18-2013 Methods for chemical analysis of molybdenum—Part 18:Determination of vanadium content—N-benzoyl-N-phenylhydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry GB/T 4325.18-1984 Methods for chemical analysis of molybdenum--The atomic absorption spectrophotometric method for the determination of potassium content GB/T 4325.19-2013 Methods for chemical analysis of molybdenum—Part 19:Determination of chromium content—Diphenylcarbazide spectrophotometry GB/T 4325.19-1984 Methods for chemical analysis of molybdenum--The diantipyrylmethane photometric method for the determination of titanium content GB/T 4325.20-2013 Methods for chemical analysis of molybdenum—Part 20:Determination of manganese content—Flame atomic absorption spectrometry GB/T 4325.20-1984 Methods for chemical analysis of molybdenum--The N-benzoyl-N-phenylhydroxylamine photometric method for the determination of vanadium content GB/T 4325.21-2013 Methods for chemical analysis of molybdenum—Part 21:Determination of carbon content and sulfur content—High frequency combustion-infrared absorption method GB/T 4325.21-1984 Methods for chemical analysis of molybdenum--The diphenylcarbazide photometric method for the determination of chromium content GB/T 4325.22-2013 Methods for chemical analysis of molybdenum—Part 22:Determination of phosphorus content—Molybdenum blue spectrophotometry GB/T 4325.22-1984 Methods for chemical analysis ofmolybdenum--The formaldoxime photometric method for the determination of manganese content GB/T 4325.23-2013 Methods for chemical analysis of molybdenum—Part 23:Determination of oxygen and nitrogen contents—Inert gas fusion-infrared absorption and thermal conductivity method GB/T 4325.23-1984 Methods for chemical analysis of molybdenum--The combustion-conductometric titration method for the determination of sulphur content GB/T 4325.24-2013 Method for chemical analysis of molybdenum—Part 24:Determination of tungsten content—Inductively coupled plasma atomic emission spectrometry GB/T 4325.24-1984 Methods for chemical analysis of molybdenum--The molybdenum blue photometric method for the determination of phosphorus content GB/T 4325.25-2013 Methods for chemical analysis of molybdenum—Part 25:Determination of hydrogen content—Inert gas fusion infrared absorption method/thermal conductivity method GB/T 4325.25-1984 Methods for chemical analysis of molybdenum--The inert gas fusion-coulometric titration method for the determination of oxygen content GB/T 4325.26-2013 Methods for chemical analysis of molybdenum—Part 26:Determination of aluminium,magnesium,calcium,vanadium,chromium,manganese,iron,cobalt,nickel,copper,zinc,arsenic,cadmium,tin,antimony,tungsten,lead and bismuth contents—Inductively coupled plasma mass spectrometry GB/T 4325.26-1984 Methods for chemical analysis of molybdenum--The Nessler reagent photometric method for the determination of nitrogen content GB/T 4325.27-1984 Methods for chemical analysisof molybdenum--The combustion-coulometric titration method for the determination of carbon content GB/T 4325.28-1984 Methods for chemical analysis of molybdenum--The tetraphenyl arsonium chloride hydrochloride-thiocyanate photometric method for the determination of tungsten content