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Control of Industrial Major Accident Hazards (CIMAH) Report Page 17
Ranhill SAJ Sdn Bhd Revision 01
Part A: Information on the Hazardous Substances Date Aug 2019
A.4.2 Purity of Sodium Silicofluoride
The supplier of sodium silicofluoride to the water treatment will ensure that it meets
the RSAJ specifications. Sodium silicofluoride produced by the manufacturer
conforms to both RSAJ Specification of Sodium Silicofluoride Used for Portable
Water Supply (Specification SAJ CH/SS/001) and Malaysian Standard MS 1724:
2004 Specification for Sodium Silicofluoride for Use in Potable Water Supply. The
sodium silicofluoride supplied has a minimum requirement as listed in Table A.4.2
below
Parameters Specification
Sodium Silicofluoride (dry basic), % (w/w) 98.0 min
Moisture content, % (w/w) 0.5 max
Insoluble matter, %(w/w) 0.5 max
Source: RSAJ (Specification SAJ CH/SS/001)
Table A.4.2: Supplied Sodium Silicofluoride Specification
