HG/T 2568-2021
HG/T 2568-2008
Sodium metasilicate for industrial use
CID A-A-1818B
SODIUM METASILICATE, TECHNICAL
HG/T 2568-1994
GB/T 19421.9-2003
Test methods of crystalline layered sodium disilicate—Potassium fluosilicate volumetric methods for determination of sodium oxide content
YS/T 535.11-2020
GB/T 19421.10-2003
Test methods of crystalline layered sodium disilicate—Potassium fluosilicate volumetric methods for determination of silica dioxide content
KS M ISO 1691-2017(2022)
Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
GB/T 19421.11-2003
Test methods of crystalline layered sodium disilicate—Atomic absorption spectrophotometric methods for determination of calcium oxide content
GB/T 19421.12-2003
Test methods of crystalline layered sodium disilicate—Atomic absorption spectrophotometric methods for determination of magnesium oxide content
KS M ISO 1691-2017
Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
GB/T 19421.8-2003
Test methods of crystalline layered sodium disilicate—Phenanthroline photometric methods for determination of iron oxide content
CID A-A-1818A
SODIUM METASILICATE, TECHNICAL (SUPERSEDING A-A-1818)
KS M ISO 1690-2017(2022)
Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
KS M ISO 1690-2017
Sodium and potassium silicates for industrial use — Determination of silica content — Gravimetric method by insolubilization
USP f100568
Sodium Metasilicate
ASTM D537-85(1997)
Standard Specification for Sodium Metasilicate (Withdrawn 2001)
KS M ISO 5440-2017(2022)
Sodium hexafluorosilicate for industrial use — Determination of phosphate content — Molybdovanadate spectrophotometric method
ISO 1691:1976
Sodium and potassium silicates for industrial use — Determination of carbonates content — Gas-volumetric method
ISO 4281:1977
Sodium hexafluorosilicate for industrial use — Determination of free acidity and total hexafluorosilicate content — Titrimetric method