Calcium Carbonate as CaCO3 |
98% |
IS 918 -1985 (A-5) |
Whiteness |
98.9% |
Laser Spectra |
Crystal Structure |
Calcitic |
Megan Test |
ph |
9.62-9.63 |
Digital pH Meter / IS 918-1985 (A-12) |
Bulk Density |
0.80-0.90gm/ml |
IS 918 -1985(A-4) |
Oil Absorption |
38 ml/100gm |
Absorptometer |
Loss on Drying at 105°C |
0.44% |
IS 918 -1985(A-3) |
Silica as SiO2 |
0.05% |
Gravimetric method |
Iron as Fe |
0.00% |
IS918 -1985 (A-8) |
Solution in 5N HCL |
Clear |
N-A |
ph after sterilization. (095% solution in potable water) |
9.8 |
In-House |
Matter insoluble in HCL |
0.40% |
IS 918 -1985(A-7) |
Particle Size |
D50 - 5 µ m ± 0.5 µ m / D97 - 15 µ m ± 0.5 µ m |
Malvern Particle Analyzer |