GB/T 40315-2021
ActivePlastics—Small enclosures for conditioning and testing using aqueous solutions to maintain the humidity at a constant value
塑料 采用水溶液保持湿度恒定进行状态调节和试验的小密闭容器
Application Summary AI generated
This standard specifies the design, construction, and usage of small, sealed enclosures that use saturated aqueous salt solutions to maintain a constant relative humidity for conditioning and testing plastic specimens. It is applied in quality control and research laboratories within the rubber and plastics industry to ensure reproducible moisture levels during material testing, particularly for evaluating mechanical, thermal, or dimensional properties under controlled humidity conditions.
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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.