China National Standards

China spectrophtom GB Standards English PDF List


GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "spectrophtom" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 4702.18-2020 Chromiun metal—Determination of vanadium content—Tantalum reagent trichloromethane extraction spectrophtometry method
    金属铬 钒含量的测定 钽试剂三氯甲烷萃取分光光度法
    China National Standards
    spectrophtom

    English PDF
    GB/T 4324.19-2012 Methods for chemical analysis of tungsten - Part 19: Determination of titanium content - The diantipyrylmethane photometric spectrophtometry
    钨化学分析方法 第19部分:钛量的测定 二安替比林甲烷分光光度法
    China National Standards
    spectrophtom

    English PDF
    GB/T 23993-2009 Determination of formaldehyde content of waterborne coatings - spectrophtometric method with acetylacetone
    水性涂料中甲醛含量的测定 乙酰丙酮分光光度法
    China National Standards
    spectrophtom

    English PDF

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