GB/T 39706-2020

Active

Test method for dissolution rate and quantity of SO42- released from gypsum

石膏中SO42-溶出速率、溶出量的测定方法

Standard Type
GBT
ICS
91.100.10
CCS
Q11
Status
Active
Issue Date
2020-12-14
Implementation
2021-11-01
Centralized Committee
中国建筑材料联合会
Issuing Authority
国家市场监督管理总局、中国国家标准化管理委员会

Application Summary AI generated

This standard specifies a test method for measuring the rate and total quantity of sulfate ions (SO42-) released from gypsum materials when exposed to water. It is applied in the construction industry to evaluate the potential for gypsum-based products, such as plasters, blocks, and boards, to cause sulfate attack on concrete or corrosion of embedded metals in building environments. The method is used for quality control and environmental safety assessments of gypsum materials in contact with moisture.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.