JC/T 668-2009
Method for determining residue water-extractable sulfate in cement mortar (English Version)
- Standard No.
- JC/T 668-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- Professional Standard - Building Materials
- Latest
- JC/T 668-2009
- Replace
- JC/T 668-1997
- Scope
- This standard specifies the principles, equipment, materials, laboratory temperature and humidity, preparation and maintenance of test mortar, preparation of cement mortar dissolution solution, analysis of the dissolution solution, and results of the method for determining the remaining sulfur trioxide content in cement mortar. Calculation and result processing. This standard applies to Portland cement, ordinary Portland cement and other types of cement designated to adopt this standard.
JC/T 668-2009 Referenced Document
- GB 6003 test sieve
- GB/T 176-2008 Methods for chemical analysis of cement
- GB/T 17671-1999 Method of testing cements--Determination of strength
- GB/T 6682-2008 Water for analytical laboratory use.Specification and test methods
- JC/T 681-2005 Mixer for mixing mortars
JC/T 668-2009 history
- 2009 JC/T 668-2009 Method for determining residue water-extractable sulfate in cement mortar
- 1997 JC/T 668-1997 Test method for calcium sulfate in hydrated cement mortar
