“Determination of 9 t ” 中國GB標準檢索結果 |
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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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GB/T 8152.8-1987 （中英文版） Methods forchemical analysis of lead concentrates--The DTPM spectrophotometric method for the determination of bismuth content |
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GB/T 8152.6-1987 （中英文版） Methods for chemical analysis of lead concentrates--The polarographic method for the determination of bismuth content |
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GB/T 8120-1987 （中英文版） High-purity n-heptane and isooctance--Determination of purity--Capillary gas chromatography |
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GB/T 8022-1987 （中英文版） Lubricating oils--Determination of demulsibility characteristics |
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GB/T 8025-1987 （中英文版） Petroleum waxes and petrolatums--Determination of trace sulfur--Microcoulometric method |
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GB/T 8020-1987 （中英文版） Gasoline--Determination of lead content--Atomic absorption spectrometry |
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GB/T 8018-1987 （中英文版） Gasoline--Determination of oxidation stability--Induction period method |
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GB/T 268-1987 （中英文版） Petroleum products--Determination of carbon residue--Conradson method |
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GB/T 7731.5-1987 （中英文版） Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of silicon content |
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GB/T 7731.4-1987 （中英文版） Methods for chemical analysis of ferrotungsten--The molybdenum blue photometric method for the determination of phosphorus content |
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GB/T 7731.1-1987 （中英文版） Methods for chemical analysis of ferrotungsten--The cinchonine gravimetric method for the determination of tungsten content |
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GB/T 223.58-1987 （中英文版） Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of manganese content |
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GB/T 223.57-1987 （中英文版） Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the determination of cadmium content |
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GB/T 223.54-1987 （中英文版） Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of nickel content |
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GB/T 223.53-1987 （中英文版） Methods for chemical analysis of iron，steel and alloy--The flame atomic absorption spectrophotometric method for the determination of copper content |
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GB/T 223.52-1987 （中英文版） Methods for chemical analysis of iron，steel and alloy--The hydroxylamine hydrochloride-iodometric method for the determination of selenium content |
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GB/T 223.51-1987 （中英文版） 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 |
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GB/T 7604-1987 （中英文版） Determination of the aromatic hydrocarbon content in mineral insulating oils |
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GB/T 7494-1987 （中英文版） Water quality--Determination of anionic surfactants--Methylene blue spectrophotometric method |
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GB/T 7493-1987 （中英文版） Water quality--Determination of nitrogen(nitrite)--Spectrophotometric method |
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GB/T 7492-1987 （中英文版） Water quality--Determination ofBHC and DDT--Gas chromatography |
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GB/T 7491-1987 （中英文版） Water quality--Determination of volatile phenolic compounds--After distillation with bromine method |
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GB/T 7490-1987 （中英文版） Water quality--Determination of volatile phenolic compounds--After distillation by means of 4-AAP spectrophotometric method |
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GB/T 7489-1987 （中英文版） Water quality--Determination of dissolved oxygen--Iodometric method |
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GB/T 7488-1987 （中英文版） Water quality--Determination of biochemical oxygen demand after 5 days(BOD5)--Dilution and seeding method |
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GB/T 7487-1987 （中英文版） Water quality--Determinationof cyanide--Part 2:Determination of cyanide |
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GB/T 7486-1987 （中英文版） Water quality--Determination of cyanide--Part 1:Determination of total cyanide |
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GB/T 7485-1987 （中英文版） Water quality--Determination of total arsenic--Silver diethyldithiocarbamate spectrophotometricmethod |
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GB/T 7484-1987 （中英文版） Water quality--Determination of fluoride--Ion selective electrode method |
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