GROUND CALCIUM CARBONATE

GCC-COSMETIC

CHEMICAL ANALYSIS
Odor Odorless
Insoluble in Acid Max 2.0%
Arsenic as As NMT 2 ppm
Taste Chalky
Iron as Fe NMT 200 ppm
Meign Test Calcite
Magnesium carbonate as MgCO3(max.) 1%

PHYSICAL ANALYSIS
PROPERTIES GRADE
MS-10 MS-12 MS-15 MS-20 MS-25
Calcium Carbonate as CaCO3 (min.) 93% 93% 93% 93% 93%
Whiteness (min.) By Konika Minolta CR- 410 96±0.5% 96±0.5% 96±0.5% 96±0.5% 96±0.5%
Brightness (min.) 93±1% 93±1% 93±1% 93±1% 93±1%
pH (10% aq Solution) 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5
Loss in drying (at 105℃) Max 0.50% 0.50% 0.50% 0.50% 0.50%
Bulk Density gm/ml (50 Tapped) 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33
d-50 [Average particle size] [By Malvern 3000E basic] (µm) 4±0.5 4±0.5 5±0.5 6±0.5 6.5±0.5
d-97 [Top cut] [By Malvern 3000E basic] (µm) 10±0.5 12±0.5 15±0.5 20±0.5 25±0.5
Microbiological
A) Total bacterial count
B) Yeast and Mold
C) Salmonella
NMT 100 cfu/g
Not more than 10 cfu/g
Should be absent

GCC-FOOD

CHEMICAL ANALYSIS
Odor Odorless
Insoluble in Acid Max 2.0%
Arsenic as As NMT 2 ppm
Taste Chalky
Iron as Fe NMT 200 ppm
Meign Test Calcite
Magnesium carbonate as MgCO3 (max.) 1%

PHYSICAL ANALYSIS
PROPERTIES GRADE
MS-10 MS-12 MS-15 MS-20 MS-25
Calcium Carbonate as CaCO3 (min.) 93% 93% 93% 93% 93%
Whiteness (min.) By Konika Minolta CR- 410 96±0.5% 96±0.5% 96±0.5% 96±0.5% 96±0.5%
Brightness (min.) 93±1% 93±1% 93±1% 93±1% 93±1%
pH (10% aq Solution) 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5
Loss in drying (at 105℃) Max 0.50% 0.50% 0.50% 0.50% 0.50%
Bulk Density gm/ml (50 Tapped) 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33
d-50 [Average particle size] [By Malvern 3000E basic] (µm) 4±0.5 4±0.5 5±0.5 6±0.5 6.5±0.5
d-97 [Top cut] [By Malvern 3000E basic] (µm) 10±0.5 12±0.5 15±0.5 20±0.5 25±0.5
Microbiological
A) Total Microbial Count
B) Yeast and Mold
C) Salmonella
NMT 100 cfu/g
Not more than 10 cfu/g
Should be absent

GCC-IP

CHEMICAL ANALYSIS
Odor Odorless
Insoluble in Acid Max 2.0%
Arsenic as As NMT 2 ppm
Taste Chalky
Iron as Fe NMT 200 ppm
Meign Test Calcite
Magnesium carbonate as MgCO3 (max.) 1%

PHYSICAL ANALYSIS
PROPERTIES GRADE
MS-10 MS-12 MS-15 MS-20 MS-25
Calcium Carbonate as CaCO3 (min.) 93% 93% 93% 93% 93%
Whiteness (min.) By Konika Minolta CR- 410 96±0.5% 96±0.5% 96±0.5% 96±0.5% 96±0.5%
Brightness (min.) 93±1% 93±1% 93±1% 93±1% 93±1%
pH (10% aq Solution) 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5 9.0-9.5
Loss in drying (at 105℃) Max 0.50% 0.50% 0.50% 0.50% 0.50%
Bulk Density gm/ml (50 Tapped) 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33 0.95-1.33
d-50 [Average particle size] [By Malvern 3000E basic] (µm) 4±0.5 4±0.5 5±0.5 6±0.5 6.5±0.5
d-97 [Top cut] [By Malvern 3000E basic] (µm) 10±0.5 12±0.5 15±0.5 20±0.5 25±0.5
Microbiological
A) Total Microbial Count
B) Yeast and Mold
C) Salmonella
NMT 100 cfu/g
Not more than 10 cfu/g
Should be absent