Di Calcium Phosphate- Dental Grade is used for making Toothpaste.
CERTIFICATE OF ANALYSIS
|
Product
|
Dibasic Calcium Phosphate Dihydrate
|
|
Grade
| Dental Grade
|
General Characteristics
|
Sr.No.
|
Parameters
|
|
Specifications
|
|
01
|
Appearance
|
|
White fine Crystalline Powder
|
|
02
|
Assay
|
|
Min 98.5 %
|
|
03
|
P2O5
|
|
40.5 – 42.0 %
|
|
04
|
CaO
|
|
Min 32.0%
|
|
05
|
Whiteness
|
|
Min 95.0%
|
|
06
|
Particle Size (325 Mesh)
|
|
Min 99.0%
|
|
07
|
Apparent Density
|
|
0.8 -1.0 g/ml
|
|
08
|
Water Absorption
|
|
5.0 – 6.0 ml / 20g
|
|
09
|
Stability
|
|
Shall Pass
|
|
10
|
pH 20% w/v
|
|
7.0 – 8.1
|
|
11
|
Loss on Ignition
|
|
25.0 – 26.5 %
|
|
12
|
Loss on Drying
|
|
Max 0.60%
|
|
13
|
Heavy Metal as Pb
|
|
Max 0.002%
|
|
14
|
Fluoride
|
|
Max 0.005%
|
|
15
|
Chloride
|
|
Max 0.03 %
|
|
16
|
Sulfate
|
|
Shall Pass
|
|
17
|
Arsenic
|
|
Max 0.0002%
|
|
18
|
Iron
|
|
Max 50 ppm
|
|
19
|
Insoluble in HCL
|
|
Max 0.2 %
|
|
20
|
Total Bacterial Count
|
|
<100 cfu / g
|
|
Total Fungal Count
|
<10 cfu/ g
|
|
