China Determination of 3-m GB Standards Search Result |
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GB/T 223.50-1994 Methods for chemical analysis of iron，steel and alloy--The phenylfluorone-CTMAB direct photometric method for the determination of tin content - 英文版 |
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GB/T 223.49-1994 Methods for chemical analysis of iron，steel and alloy--Extraction separation-chlorophosphonazo mA spectro-photometric method for the determination of the total rare earth content - 英文版 |
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GB/T 223.47-1994 Methods for chemical analysis of iron，steel and alloy--The carrier precipitation-molybdenumblue potometric method for the determination of antimony content - 英文版 |
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GB/T 223.36-1994 Methods for chemical analysis of iron，steel and alloy--The neutral titration method for the determination of nitrogen content after distillation separation - 英文版 |
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GB/T 223.33-1994 Methods forchemical analysis of iron，steel and alloy--The chlorophosphonago mA photometric method for the determination of cerium content after extraction separation - 英文版 |
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GB/T 223.32-1994 Methods for chemical analysis of iron，steel and alloy--The hypophosphite reduction-iodimetric method for the determination of arsenic content - 英文版 |
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GB/T 223.30-1994 Methods for chemical analysis of iron，steel and alloy--The arsenazo Ⅲspectrophotometric method for the determination of zirconium content after separation by p-bromomandelic acid - 英文版 |
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GB/T 6432-1994 Method for the determination of crude protein in feedstuffs - 英文版 |
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GB/T 15076.3-1994 Methods for chemical analysis of tantalumand niob-ium--Determination of copper content - 英文版 |
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GB/T 15076.13-1994 Methods for chemical analysis of tantalum and niob-ium--Determination of nitrogen content in tantalum - 英文版 |
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GB/T 15057.3-1994 Limestone for chemical industry--Determination of insoluble matter content of hydrochloric acid--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 14949.3-1994 Manganese ores--Determination of barium oxide 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 7533-1993 Determination for crystallizing point of organic chemical products for industrial use - 英文版 |
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GB/T 1687-1993 Rubber，vulcanized--Determination of temperature rise and resistance to fafigue in flexometer testing--Part 2:Compression flexometer - 英文版 |
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GB/T 1601-1993 Determination method of pH value for pesticides - 英文版 |
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GB/T 14827-1993 Organic chemical products forindustrial use--Test method for the determination of acidity and alkal-inity--Volumetric method - 英文版 |
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GB/T 14802-1993 Textiles--Determination of smoke density--Light extinction method - 英文版 |
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GB/T 14673-1993 Water quality--Determination of vanadium--Graphite furnace atomic absorption spectrometric method - 英文版 |
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GB/T 14672-1993 Water quality--Determination of pyridine--Gas chromatography - 英文版 |
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GB/T 14671-1993 Water quality--Determination of barium--Potentiometric titration method - 英文版 |
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GB/T 14670-1993 Air quality--Determination of styrene--Gas chromatography - 英文版 |
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GB/T 14669-1993 Air quality--Determination of ammonia--Ion selective electrode method - 英文版 |
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GB/T 14668-1993 Air quality--Determination of ammonia--Nessler’s reagent colorimetric method - 英文版 |
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