GB/T 39804-2021
Method for determination of leachable harmful substances in wall materials (English Version)
- Standard No.
- GB/T 39804-2021
- Language
- Chinese, Available in English version
- Release Date
- 2021
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Latest
- GB/T 39804-2021
- Scope
- This standard specifies the preparation and determination methods of leachate for heavy metal elements, hexavalent chromium, anions, pH value, total soluble solids, chemical oxygen demand and formaldehyde in wall materials. This standard applies to the determination of leachable heavy metal elements, hexavalent chromium, anions, pH value, total soluble solids, chemical oxygen demand and formaldehyde in wall materials. Roofing materials and road construction materials can refer to this standard.
GB/T 39804-2021 Referenced Document
- GB/T 12805-2011 Laboratory glassware.Burettes
- GB/T 12806-2011 Laboratory glassware.One-mark volumetric flasks
- GB/T 12808-2015 Laboratory glass instrument single marked line pipette
- GB/T 601-2016 Chemical reagent.Preparations of reference titration solutions
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 39804-2021 history
- 2021 GB/T 39804-2021 Method for determination of leachable harmful substances in wall materials
