GB/T 11213.4-2006
ActiveSodium hydroxide for chemical fiber use - Determination of silicon content - Reduced molybdosilicate spectrophotometric method
化纤用氢氧化钠 硅含量的测定 还原硅钼酸盐分光光度法
Application Summary AI generated
This standard specifies a spectrophotometric method for determining silicon content in sodium hydroxide used specifically in the production of chemical fibers. It is applied in quality control laboratories within the chemical fiber manufacturing industry to ensure that caustic soda meets purity requirements, preventing silicon-related defects in fiber processing. The method is relevant for testing raw materials in viscose, polyester, and other synthetic fiber production.
Related Standards
HG/T 3815-2006
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GB/T 11213.3-2003
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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.