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Home > Products > Phosphoric Acids > Dicalcium Phosphate CaHPO4.2H2O used as the abrasive of dentifrices

Dicalcium Phosphate CaHPO4.2H2O used as the abrasive of dentifrices

Product Description

Lianyungang Dongtai Food Ingredients Co., Ltd,a hightech enterprise, is a Chinese manufacturer of phosphates and citrates series chemicals more than fifteen years.And all certificates are completed(Much as ISO and Kosher and Halal).   1. Chemical name: Dicalcium Phosphate Dihydrate (Dental grade) 2. M. F. : CaHPO4.2H2O
3. M. W. : 172.09
4. Physical properties:   White crystalline powder; Soluble in diluted Hydrochloric Acid and Nitric Acid; Slightly soluble in water but insoluble in Ethanol; It may lose water and convert to Dicalcium Phosphate Anhydrous at 65°c. 5.Quality standard:
                 ITEMS                                           Index                     
Stable type tofluoride    Common type




Whiteness 93.0
PH (20%) 6.8-8.1
Partice size (325mesh),% 99min
Bulk density,g/ml 0.8-1.0
Water adsorption,ml/20g 5.0-6.5
Stability Pass test
Stablity of Fluoride, Pass test  
Loss on ignition,% 25.0-26.5
Loss on drying (60°c),% 0.60    max
Heavy metals (as Pb),% 0.002  max
Fluoride,% 0.005  max
Chloride,% 0.03    max
Sulfate,% 0.5      max
Sulfide  Pass test 
As,% 0.0003 max
Carbonate Pass test 
Fe,% 0.01    max
Insoluble in HCL,% 0.2     max
Total plate count  200cfu/g  max
Faecal Coliform Absent
Pseudomonas Aeruginosa Absent
Staphylococcus Aureus Absent
Total molds & yeast 200cfu/g  max
6.Usage: In daily chemicals,it is applied as friction agent to produce high-grade toothpaste.      

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Product Categories : Phosphoric Acids

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