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Standard Code | Standard Title | Standard Class | Order |
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GB/T 13747.4-1992 |
Zirconium and zirconium alloys--Determination of chromium content--Diphenylcarbazide spectrophoto-metric method 锆及锆合金化学分析方法 二苯卡巴肼分光光度法测定铬量 |
China National Standards phenyl |
English PDF |
GB/T 13747.18-1992 |
Zirconium andzirconium alloys--Determination of vandium content--N-benzoyl-N-phenylhydroxylamine spectrophotometric method 锆及锆合金化学分析方法 苯甲酰苯基羟胺分光光度法测定钒量 |
China National Standards phenyl |
English PDF |
GB/T 13658-1992 |
Polymethylene polyphenylene isocyanate 多亚甲基多苯基异氰酸酯 |
China National Standards phenyl |
English PDF |
GB/T 223.12-1991 |
Methodsfor chemical analysis of iron,steel and alloy--The sodium carbonate separation-diphenyl carbazide photometric method for the determination of chromium content 钢铁及合金化学分析方法 碳酸钠分离-二苯碳酰二肼光度法测定铬量 |
China National Standards phenyl |
English PDF |
GB 13015-1991 |
Control standard on poly chlorinated biphenyls for waste slags 含多氯联苯废物污染控制标准 |
China National Standards phenyl |
English PDF |
GB/T 12009.4-1989 |
Polymethylene polyphenyl isocyanate--Determination of isocyanate content 多亚甲基多苯基异氰酸酯中异氰酸根含量测定方法 |
China National Standards phenyl |
English PDF |
GB/T 11898-1989 |
Water quality--Determination of free chlorine and total chlorine--Spectrophotometric method using N,N-diethyl-1,4-phenylenediamine 水质 游离氯和总氯的测定 N,N-二乙基-1,4-苯二胺分光光度法 |
China National Standards phenyl |
English PDF |
GB/T 11897-1989 |
Water quality--Determination of free chlorine and total chlorine--Titrimetric method using N,N-diethyl-1,4-phenylenediamine 水质 游离氯和总氯的测定 N,N-二乙基-1,4-苯二胺滴定法 |
China National Standards phenyl |
English PDF |
GB/T 4333.6-1988 |
Methods for chemical analysis of ferrosilicon--The diphenylcarbazide photometric method for the determination of chromium content 硅铁化学分析方法 二苯基碳酰二肼光度法测定铬量 |
China National Standards phenyl |
English PDF |
GB/T 9758.5-1988 |
Paints and varnishes--Determination of “soluble” metal content--Part 5:Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form--Diphenylcarbazide spectrophotometric method 色漆和清漆 “可溶性”金属含量的测定 第五部分:液体色漆的颜料部分或粉末状色漆中六价铬含量的测定 二苯卡巴肼分光光度法 |
China National Standards phenyl |
English PDF |
GB/T 7467-1987 |
Water quality--Determination of chromium(Ⅵ)--1,5 Diphenylcarbohydrazide spectrophotometric method 水质 六价铬的测定 二苯碳酰二肼分光光度法 |
China National Standards phenyl |
English PDF |
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