Standard Code | Standard Title | Standard Class | Order |
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GB/T 4348.3-2012 |
Sodium hydroxide for industrial use - Determination of iron content-1,10-phenanthroline photometric method 工业用氢氧化钠 铁含量的测定 1,10-菲啰啉分光光度法 |
China National Standards 1,1 |
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GB/T 23278.2-2009 |
Methods for chemical analysis of sodium stannate - Part 2: Determination of iron content - 1,10-phenanthroline photometric method 锡酸钠化学分析方法 第2部分:铁量的测定 1,10-二氮杂菲分光光度法 |
China National Standards 1,1 |
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GB/T 23274.2-2009 |
Methods for chemical analysis of stannic oxide - Part 2: Determination of iron content - 1,10-phenanthroline photometric method 二氧化锡化学分析方法 第2部分:铁量的测定 1,10-二氮杂菲分光光度法 |
China National Standards 1,1 |
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GB/T 19602-2004 |
1,1-Difluoroethane for industrial use(HFC-152a) 工业用1,1-二氟乙烷(HFC-152a) |
China National Standards 1,1 |
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GB/T 6609.9-2004 |
Chemical analysis methods and determination of physical performance of alumina--Determination of cupric oxide content--2,9-Dimethyl-1,10 phenanthroline photometric method 氧化铝化学分析方法和物理性能测定方法 新亚铜灵光度法测定氧化铜含量 |
China National Standards 1,1 |
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GB/T 12690.6-2003 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides--Determination of iron content--Kalium thiocyanate,1,10-phenanthroline spectrophotometric method 稀土金属及其氧化物中非稀土杂质化学分析方法 铁量的测定 硫氰酸钾、1,10-二氮杂菲分光光度法 |
China National Standards 1,1 |
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GB/T 11202-2003 |
Rubber--Determination of iron content--1,10-Phenanthroline photometric method 橡胶中铁含量的测定 1,10-菲啰啉光度法 |
China National Standards 1,1 |
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GB/T 1508-2002 |
Manganese ores--Determination of total iron content--Potassium dichromate titrimetric method and 1,10-phenanthroline spectrophotometric method 锰矿石 全铁含量的测定 重铬酸钾滴定法和邻菲啰啉分光光度法 |
China National Standards 1,1 |
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GB/T 18827-2002 |
1,1-Dichloro-1-fluoroethane for industrial use 工业用1,1-二氯-1-氟乙烷(HCFC-141b) |
China National Standards 1,1 |
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GB/T 18826-2002 |
1,1,1,2-Tetrafluoroethane for industrial use 工业用1,1,1,2-四氟乙烷(HFC-134a) |
China National Standards 1,1 |
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GB 18561-2001 |
Occupational exposure limit for 1,1,1-trichloroethane in the air of workplace 车间空气中1,1,1-三氯乙烷职业接触限值 |
China National Standards 1,1 |
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GB/T 13747.6-1992 |
Zirconium and zirconium alloys--Determination of copper content--2,9-Dimethyl-1,10-phenanthroline spectrophotometric method 锆及锆合金化学分析方法 2,9-二甲基-1,10-二氮杂菲分光光度法测定铜量 |
China National Standards 1,1 |
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GB/T 13747.2-1992 |
Zirconium and zirconium alloys--Determination of iron content--1,10-phenanthrolinespectrophoto-metric method 锆及锆合金化学分析方法 1,10-二氮杂菲分光光度法测定铁量 |
China National Standards 1,1 |
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GB/T 9716-1988 |
Information processing--Unrecorded 12.7mm (0.5in)wide magnetic tape for information interchange-32ftpmm(800 ftpi)NRZ1,126ftpmm(3200ftpi)phase encoded and 356ftpmm(9042ftpi) NRZ1 信息处理 信息交换用9磁道,12.7mm(0.5in)未记录磁带 32ftpmm(800ftpi)NRZ1制,126ftpmm(3200ftpi)调相制和356ftpmm(9042ftpi)NRZ1制 |
China National Standards 1,1 |
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GB/T 8156.7-1987 |
Methods for chemical analysis of aluminium fluoride for industrial use--The 1,10-phenanthroline photometric method for the determination of iron content 工业用氟化铝化学分析方法 邻二氮杂菲光度法测定铁量 |
China National Standards 1,1 |
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GB/T 7473-1987 |
Water quality--Determination of copper--2,9-dimethy-1,10-phenanthroline spectrophotometric method 水质 铜的测定 2,9-二甲基-1,10-菲啰啉分光光度法 |
China National Standards 1,1 |
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