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Working Environment Measurement Standards
Ministry of Labour Notification No. 46 of April 22, 1976

Latest Amendments:
Ministry of Health, Labour and Welfare Notification No. 191 of April 27, 2001
作業環境測定基準：原文

Measurement of Concentration of Lead

  1. Article 11.The measurement of concentration of lead in the air at such an indoor workplace (lead work) prescribed in item 8, Article 21 of the Cabinet Order shall be made by using the filtration sampling method or a method having equivalent or higher capacity, and colorimetry or atomic absorption analysis or an analytical method having equivalent or higher capacity.
  2. The provisions prescribed in items 1 through 2-2, paragraph 1, and the main text of item 3 of Article 2 shall be applied mutatis mutandis to the measurement provided in the preceding paragraph. In this case, "dust of sand and stones, rocks, ores (minerals), metallic materials or carbon" described in items 1, 1-2 and 2-2, paragraph 1 of the same Article shall be read as "lead."
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