“Determination for co ” 中國GB標準檢索結果 |
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GB/T 223.28-1989 （中英文版） Methods for chemical analysis of iron，steel and alloy--The α-benzoinoxime gravimetric method for the determination of molybdenum content |
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GB/T 223.19-1989 （中英文版） Methods for chemical analysis of iron，steel and alloy--The neocuproine-chloroform extraction photometric method for the determination of copper content |
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GB/T 223.17-1989 （中英文版） Methods for chemical analysis of iron，steel and alloy--The diantipyryl methane photometric method for the determination of titanium content |
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GB/T 3653.1-1988 （中英文版） Methods for chemical analysis of ferroboron--The alkalimetric method for the determination of boron content |
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GB/T 10267.2-1988 （中英文版） Method for analysis of calcium metal--The determination of micro-amounts of silicon by photometric method |
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GB/T 10267.1-1988 （中英文版） Method for analysis of calcium metal--The determination of chlorine content by chloride--Selective electrode |
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GB/T 4333.6-1988 （中英文版） Methods for chemical analysis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content |
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GB/T 4333.3-1988 （中英文版） Methods for chemical analysisof ferrosilicon--The potassium periodate photometric method for the determination of manganese content |
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GB/T 4333.2-1988 （中英文版） Methods for chemical analysisof ferrosilicon--The reduced molybdobismuthylphosphoric acid photometric method for the determination of phosphorus content |
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GB/T 3653.6-1988 （中英文版） Methods for chemical analysisof ferroboron--The reduced molybdoantimonylphosphoric acid photometric method for the determination of phosphorus content |
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GB/T 3653.3-1988 （中英文版） Methods for chemical analysis of ferroboron--The perchloric acid dehydration-gravimetric method for the determination of silicon content |
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GB/T 9758.5-1988 （中英文版） Paints and varnishes--Determination of “soluble” metal content--Part 5:Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form--Diphenylcarbazide spectrophotometric method |
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GB/T 9068-1988 （中英文版） Determination of sound power levels for noise emitted by heating，ventilating and air conditioning equipments--Engineering method |
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GB/T 8858-1988 （中英文版） Method for determination ofdry matter and water content in fruit and vegetable products |
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GB/T 7731.10-1988 （中英文版） Methods for chemical analysis of ferrotungsten--The infrared absorption method for the determination of carbon content |
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GB/T 4702.14-1988 （中英文版） Methods for chemical analysisof chromium metal--The infrared absorption method for the determination of carbon content |
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GB/T 8654.6-1988 （中英文版） Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content |
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GB/T 223.3-1988 （中英文版） Methods forchemical analysis of iron，steel and alloy--The diantipyryl methane phosphomolybdate gravimetric method for the determination of phosphorus content |
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GB/T 8454-1987 （中英文版） Determination of ferrous iron contentin reduced ilmenite powder for welding rod |
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GB/T 2007.6-1987 （中英文版） General rules for thesampling and sample preparation of minerals in bulk--Determination of moisture content--Heat drying method |
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GB/T 8156.9-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of phosphorus content |
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GB/T 8156.8-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The barium sulphate gravimetric method for the determination of sulphate content |
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GB/T 8156.7-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The 1，10-phenanthroline photometric method for the determination of iron content |
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GB/T 8156.6-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The molybdenum blue photometric method for the determination of silica content |
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GB/T 8156.5-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The flame emission photometric method for the determination of sodium content |
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GB/T 8156.4-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The EDTA volumetric method for the determination of aluminium content |
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GB/T 8156.3-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The distillation-thoriumnitrate volumetric method for the determination of fluoride content |
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GB/T 8156.2-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The electrometric method for the determination of water content |
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GB/T 8156.1-1987 （中英文版） Methods for chemical analysis of aluminium fluoride for industrial use--The gravimetric method for the determination of moisture content |
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GB/T 8156.10-1987 （中英文版） Aluminium fluoride for industrial use--Determination of sulphur content--X-ray fluorescence spectrometric method |
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