HG/T 2797.4-2007
Silica-alumina carbon black.Part4:Determination of pH value (English Version)
- Standard No.
- HG/T 2797.4-2007
- Language
- Chinese, Available in English version
- Release Date
- 2007
- Published By
- Professional Standard - Chemical Industry
- Latest
- HG/T 2797.4-2007
- Replace
- HG/T 2797.4-1996
- Scope
- WARNING: Personnel using this section should have practical experience in regular laboratory work. This section does not address all possible safety issues. Users are responsible for taking appropriate safety and health measures and ensuring compliance with the conditions stipulated in relevant national regulations. This section specifies the method for determining the pH value of silica-alumina carbon black. This section is applicable to the determination of pH value of various types of silicon-aluminum carbon black.
HG/T 2797.4-2007 Referenced Document
- GB/T 6682 Water for analytical laboratory use.Specification and test methods*， 2008-05-15 Update
- GB/T 8170 Rules of rounding off for numerical values & expression and judgement of limiting values*， 2008-07-16 Update
- GB/T 9724 Chemical reagent.General rule for the determination of pH*， 2007-09-26 Update
- HG/T 2880 Silica-alumina carbon black
HG/T 2797.4-2007 history
- 2007 HG/T 2797.4-2007 Silica-alumina carbon black.Part4:Determination of pH value
- 1996 HG/T 2797.4-1996 Determination of pH value of silicon aluminum carbon black
