China Determination of 3-m GB Standards Search Result |
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GB/T 223.57-1987 Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content - 英文版 |
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GB/T 223.54-1987 Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content - 英文版 |
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GB/T 223.53-1987 Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content - 英文版 |
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GB/T 223.52-1987 Methods for chemical analysis of iron，steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content - 英文版 |
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GB/T 223.51-1987 Methods for chemical analysis of iron，steel and alloy--The 2-(5-Bromo-2-pyridylazo)-5-diethylaminophenol photometric method for the determination of zinc content - 英文版 |
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GB/T 7493-1987 Water quality--Determination of nitrogen(nitrite)--Spectrophotometric method - 英文版 |
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GB/T 7483-1987 Water quality--Determination of fluoride--Fluor reagent spectrophotometric - 英文版 |
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GB/T 7473-1987 Water quality--Determination of copper--2，9-dimethy-1，10-phenanthroline spectrophotometric method - 英文版 |
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GB/T 7363-1987 Paraffin wax--Determination of polynuclear aromatics - 英文版 |
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GB/T 7325-1987 Petroleum products--Lubricating greases and oils--Determination of evaporation loss - 英文版 |
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GB/T 7130-1986 Determination of free phenols in phenol-formaldehyde mouldings--Iodometric method - 英文版 |
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GB/T 5211.13-1986 Determination of acidity or alkalinity of theaqueous extract of pigments - 英文版 |
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GB/T 6730.8-1986 Methods for chemical analysis of iron ores--The potassium dichromate volumetric method for the determination of iron (Ⅱ)content - 英文版 |
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GB/T 6730.7-1986 Methods for chemical analysis of iron ores--The sulfosalicylic acid photometric method for the determination of metallic iron content - 英文版 |
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GB/T 6730.6-1986 Methods for chemical analysis of iron ores--The ferric chloride-sodium acetate volumetric method for the determination of metallic iron content - 英文版 |
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GB/T 6730.51-1986 Methods for chemical analysis of iron ores--The caustic asbestos absorption gravimetric method for the determination of carbon content in carbonate - 英文版 |
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GB/T 6730.50-1986 Methods for chemical analysisof iron ores--The gas volumetric method for the determination of total carbon content - 英文版 |
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GB/T 6730.49-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of sodium and potassium content - 英文版 |
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GB/T 6730.48-1986 Methods for chemical analysis of iron ores--The dithio diantipyryl methane photometric method for the determination of bismuth content - 英文版 |
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GB/T 6730.36-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of copper content - 英文版 |
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GB/T 6730.3-1986 Methods for chemical analysis of iron ores--The gravimetric method for the determination of hygroscopic moisture content in analytical samples - 英文版 |
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GB/T 6730.14-1986 Methods for chemical analysis of iron ores--The flame atomic absorption spectrophotometric method for the determination of calcium and magnesium content - 英文版 |
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GB/T 6531-1986 Crude petroleum and fuel oils--Determination of sediment--Extraction method - 英文版 |
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GB/T 6534-1986 Gasoline--Determination of vapor-liquid ratio - 英文版 |
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GB/T 6301-1986 Determination of fuel consumption rate for marine diesel engine - 英文版 |
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GB/T 5536-1985 Inspection of vegetable oils--Methods for determination of melting point - 英文版 |
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GB/T 223.48-1985 Methods for chemical analysis of iron，steel and alloy--The semixylenol orange photometric method for the determination of bismuth content - 英文版 |
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GB/T 223.42-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-bromopyrogallol red photometric method for the determination of tantalumcontent - 英文版 |
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GB/T 223.41-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-pyrogallol photometric method for the determination of tantalum content - 英文版 |
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GB/T 223.38-1985 Methods for chemical analysis of iron，steel and alloy--The anion-exchange separation-gravimetric method for the determination of niobium content - 英文版 |
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