GB/T 34697-2017

Active

Treatment and disposal method for spent fluoric etchant

含氟蚀刻废液处理处置方法

Standard Type
GBT
ICS
13.030.20
CCS
Z05
Status
Active
Issue Date
2017-11-01
Implementation
2018-05-01
Centralized Committee
中国石油和化学工业联合会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

Application Summary AI generated

GB/T 34697-2017 specifies the treatment and disposal methods for spent fluoric etchant, a waste liquid containing fluoride generated primarily in the semiconductor and electronics manufacturing industries. It provides technical guidelines for neutralization, precipitation, and solidification processes to reduce fluoride concentration to safe levels before discharge or landfill. This standard is applied by waste treatment facilities and environmental management authorities to ensure compliance with pollution control regulations for hazardous liquid waste.

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.