GB/T 23975-2009
Determination of the quantity of tetrachlorophthalic anhydride in dye and pigment products (English Version)
- Standard No.
- GB/T 23975-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 23975-2009
- Scope
- WARNING: Personnel using this standard should have practical experience in formal laboratory work. This standard does not address all possible safety issues. It is the user's responsibility to take appropriate safety and health measures and ensure compliance with relevant national regulations. This standard specifies the determination method of tetrachlorophthalic anhydride in dye and pigment products. This standard applies to the determination of tetrachlorophthalic anhydride in commercial dyes and pigments.
GB/T 23975-2009 Referenced Document
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
- GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
GB/T 23975-2009 history
- 2009 GB/T 23975-2009 Determination of the quantity of tetrachlorophthalic anhydride in dye and pigment products
