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GB/T 13371-1992 Determination of copper，iron，nickel，magnesium，manganese， zinc and silver in uranium dioxide powders and pellets by atomic absorption spectrophotometry 二氧化铀粉末和芯块中铜、铁、镍、镁、锰、锌、银的测定 原子吸收分光光度法 - 中英文版 |
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GB/T 13198-1991 Water quality--Determination of specified six polynuclear aromatic hydrocarbons--High performance liquid chromatography 水质 六种特定多环芳烃的测定 高效液相色谱法 - 中英文版 |
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GB/T 11914-1989 Water quality--Determination of thechemical oxyyen demand--Dichromate method 水质 化学需氧量的测定 重铬酸盐法 - 中英文版 |
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GB/T 11911-1989 Water quality--Determination of iron and manganese--Flame atomic absorption spectrometric method 水质 铁、锰的测定 火焰原子吸收分光光度法 - 中英文版 |
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GB/T 11906-1989 Water quality--Determination of manganese--Potassium periodate spectrophotometric method 水质 锰的测定 高碘酸钾分光光度法 - 中英文版 |
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GB/T 11892-1989 Water quality--Determination of permanganate index 水质 高锰酸盐指数的测定 - 中英文版 |
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GB/T 4333.3-1988 Methods for chemical analysisof ferrosilicon--The potassium periodate photometric method for the Determination of manganese content 硅铁化学分析方法 高碘酸钾光度法测定锰量 - 中英文版 |
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GB/T 8969-1988 Air quality--Determination of nitrogen oxides in ambient air--Griess-saltzman method 空气质量 氮氧化物的测定 盐酸萘乙二胺比色法 - 中英文版 |
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GB/T 8654.6-1988 Methods for chemical analysis of manganese metal--The diamine hydrochloride-iodo-metric method for the determination of selenium content 金属锰化学分析方法 盐酸联氨-碘量法测定硒量 - 中英文版 |
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GB/T 2007.7-1987 General rules for the sampling and sample preparation of minerals in bulk--The method for determination of size by manual sieving 散装矿产品取样、制样通则 粒度测定方法 手工筛分法 - 中英文版 |
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GB/T 223.58-1987 Methods for chemical analysis of iron，steel and alloy--The extraction-absorption catalytic polarographic method for the Determination of manganese content 钢铁及合金化学分析方法 亚砷酸钠-亚硝酸钠滴定法测定锰量 - 中英文版 |
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GB/T 7488-1987 Water quality--Determination of biochemical oxygen demand after 5 days(BOD5)--Dilution and seeding method 水质 五日生化需氧量(BOD5)的测定 稀释与接种法 - 中英文版 |
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GB/T 7469-1987 Water quality--Determination of the total mercury--Potassium permanganate-pootassium peralfate descomposed method--Dithizone spectrophotometric method 水质 总汞的测定 高锰酸钾-过硫酸钾消解法 双硫腙分光光度法 - 中英文版 |
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GB/T 4921-1985 Waste gasfrom manufacturing process--Determination of chemical oxygendemand and nitrogenoxide--Potassium dichromate oxidation and naphthylethylene diamine colorimetric method 工业废气 耗氧值和氧化氮的测定 重铬酸钾氧化、萘乙二胺比色法 - 中英文版 |
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GB/T 4919-1985 Waste water from manufacturing process--Determination of total nitro compounds--Gas chromato-graphic method 工业废水 总硝基化合物的测定 气相色谱法 - 中英文版 |
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