China National Standards

China Photography―Processing GB Standards List

  •  China "Photography―Processing" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 30908-2014 Photography―Processing wastes―Determination of boron
    摄影 加工废液 硼的测定    		 China National Standards
    Photography―Processing
    English PDF
    GB/T 20433-2006 Photography―Processing chemicals―Specifications for ammonium thiosulfate solution
    摄影 加工用化学品 硫代硫酸铵溶液规格    		 China National Standards
    Photography―Processing
    English PDF

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