Product Specifications

TYPICAL PHYSICAL DATA These grades of precipitated calcium carbonate are fine white powder of Aragoniticstructure with different particle size distribution and apparent densities.
Properties	KC-1 Super	KC-E1	KC-1	KC-3	KC-4	KC-5	KC-6
	Extra light	Medium	Light	Medium	Medium	Dense	Extra Dense
Apparant Dernsity (gm/ml)	0.36-0.39	0.45-0.55	0.40-0.45	0.60-0.71	0.55-0.64	0.70-0.85	0.86-1.00
Surface Area by Nitrogen Absorption M2/g	7-9	4.5-6.5	5-7	3-5	4-6	1.5-2.5	1.0-1.5
Specific Surface Diameter (micron)	0.3	0.38	0.33	0.45	0.4	1.4	1.6
Particle Size Medium Diameter D50	4-5	5.5-6.0	5-6	8-8.5	5.5-6.5	9-11	11-13
Flow Point (ml/15 gm)	29-32	22-24	25-28	16-19	18-22	13-16	10-13
Fineness % (through 45 micron min)	99.4	99.7	99.4	99.5	99.5	99.7	99.7
Crystalline Habit	Aragonite	Aragonite	Aragonite	Aragonite	Aragonite	Aragonite	Aragonite

CHEMICAL ANALYSIS Typical chemical analysis of all KC grades of precipitated calcium carbonate
Properties	Values	Properties	Values
Colour	Bright white	Arsenic (as As)	Less than 2Ppm
Specific gravity	2.65-2.75	Chloride (as Cl)	Traces
Solution in 5N HCL	Clear	Floride (as F)	Traces
Soluble Alkaki (Na2O) max	0.15%	Phosphate (as PO4) max.	0.10%
PH	9.3-10.3	Sulphate (as SO4) max.	0.16%
Loss on Drying (at 105 c)	0.5-0.8	Silica (SIO2) max.	0.05%
Iron (as Fe) max	0.02%	Matter insoluble in	0.10%
Manganese (as Mn) max	0.00%	Hydrochloric acid max.	0.50%
Lead (as Pb) max	5Ppm	Magnesia (as MgO) max.	0.05%
Copper (as Cu)	Negligible	Calcium Carbonate (Min)	98.50%

TYPICAL PHYSICAL DATA These grades of precipitated calcium carbonate are pure white ultra fine powder with smother texture and calicite structure having high oapacity.
Properties	KC-11	KC-2
Apparant Density (gm/ml)	0.42-0.47	0.40-0.45
Surface Area by Nitrogen Absorption M2/g	20-23	13-15
Specific Surface Diameter (um)	0.11	0.16
DOP Absorption (gm/100gm)	65-80	60-75
Fineness % (through 45 micron min)	99.7	99.7
Crystalline Habit	Calcite	Semi-Calcite

TYPICAL MICROBIOLOGICAL SPECIFICATIONS FOR DENTIFRICE AND PHARMA GRADES
Parameter	Results (As per STD)
Total Bacterial Counts (Aerobic)	<500 CFU/gm
Total Fungal Counts (Aerobic)	<500 CFU/gm
Staphylococcus Aureus	Negative to tests
Gram negative Bacilli)	Negative to tests