GB/T 39804-2021 Active National standards

GB/T 39804-2021 Method for determination of leachable harmful substances in wall materials

GB/T 39804-2021 Method for determination of leachable harmful substances in wall materials

Publish Date: 2021-03-09 Implement Date: 2021-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 39804-2021

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Baseline standards and general methods

ICS Name: Comprehensive Building Materials

Publish Date: 2021-03-09

Implement Date: 2021-10-01

Pages: 39 pages

Scope

This standard specifies the preparation and determination methods for the leachate of heavy metal elements, hexavalent chromium, anions, pH value, total soluble solids, chemical oxygen demand, and formaldehyde in wall materials. This standard is applicable 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 for implementation.

Development Information

Word Count: 76 Thousand words Pages: 39 pages

Referenced Standards

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 12805-2011 Laboratory glassware—Burettes GB/T 12806-2011 Laboratory glassware—One-mark volumetric flasks GB/T 12808-2015 Laboratory glassware—One mark pipettes GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values

Related Standards

GB/T 1431-1985 Replaced

GB/T 1431-1985 Carbon materials—Determination of the compressive strength

Publish Date: 1985-06-21

GB/T 16546-1996 Replaced

GB/T 16546-1996 Shaped refractory products—Packing, marking, transportation and storage

Publish Date: 1996-09-27

GB/T 9086-2007 Active

GB/T 9086-2007 The white standard plate for colorimetry and photometry

Publish Date: 2007-07-23

GB/T 16259-2008 Active

GB/T 16259-2008 Test method for in accel erated weathering building materials

Publish Date: 2008-05-04

GB/T 5950-2008 Active

GB/T 5950-2008 Method for measurement of whiteness of building materials and non-metal mineral products

Publish Date: 2008-05-04

GB/T 13891-2008 Active

GB/T 13891-2008 Test methods of specular gloss for decorative building materials

Publish Date: 2008-06-30