GB/T 41439-2022
ActivePaper, board and pulps—Determination of pH of salted water extracts
纸、纸板和纸浆 盐水提取物pH的测定
Application Summary AI generated
This standard specifies a method for determining the pH of salted water extracts from paper, board, and pulps. It is applied in the paper industry to evaluate the acidity or alkalinity of materials, particularly for products like electrical insulating paper or packaging that may be exposed to saline environments. The test helps assess potential corrosion risks or chemical stability in contexts where salt content influences material performance.
Related Standards
QB/T 2598-2003
Determination of fiber fibrillation for papermaking
QB/T 2597-2003
Determination of fiber length for papermaking (raster method)
GB/T 747-2003
Pulps--Determination of acid-insoluble lignin
GB/T 743-2003
Pulps--Determination of ether solubles
GB/T 745-2003
Pulps--Determination of pentosan content
GB/T 740-2003
Pulps--Sampling for testing
GB/T 3332-2004
Pulps--Determination of beatingdegree(Schopper-Riegler method)
GB/T 5399-2004
Pulps--Determination of stock concentration
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.