GB/T 21529-2008

Active

Determination of water vapour transmission rate for plastic film and sheeting - Electrolytic detection sensor method

塑料薄膜和薄片水蒸气透过率的测定 电解传感器法

Standard Type
GBT
ICS
55.040
CCS
A83
Status
Active
Issue Date
2008-04-01
Implementation
2008-10-01
Centralized Committee
国家标准委
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

This standard specifies a method for determining the water vapor transmission rate (WVTR) of plastic films and sheets using an electrolytic detection sensor. It is primarily applied in the packaging industry to evaluate the moisture barrier properties of materials used for food, pharmaceutical, and electronic product packaging. The test is conducted under controlled temperature and humidity conditions to ensure consistent quality control and material selection.

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.