China National Standards

China surfactants—Methylene GB Standards List


  •  China "surfactants—Methylene" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 39302-2020 Reclaimed water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method
    再生水水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
    China National Standards
    surfactants—Methylene

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