Dicalcium Phosphate (DENTAL GRADE)

Dicalcium Phosphate (DENTAL GRADE)

Product Description

DICALCIUM PHOSPHATE (DENTAL GRADE )

1. CHEMICAL NAME: DICALCIUM PHOSPHATE DIHYDRATE

2. FORMULAR: CaHPO4.2H2O

3. MOLECULAR WEGHT: 172.09

4. SPECIFITY:

White, monoclinic crystalline powder; Soluble in dilute Hydrochloric, Nitric and acetic acids, slightly soluble in water, insoluble in ethanol, when heated to 75, it may lose crystal water, convert to Anhydrous.

5. Quality standard:


6. USES:

In daily chemical industry, it is used as frictional agent for making top quality tooth paste, especially foaming type tooth paste.

7. PACKING:

25kgs net paper bags or 25kgs or 1000kgs plastic woven bags

8. STORAGE and transport:

It should be stored in a dry, Ventilative and clear warehouse; Kept away from moisture and hot, Furthermore, it should be stored separately from poisonous substances.
Name of indexHG3257-1990According to the contract ZA2002
Fine gradeGrade1
StabilityAccord with the test Accord with the test
PH value(20% turbid liquid)7.6-8.37.6-8.36.9-8.1
Loss on ignition,%24.5-26.524.5-26.524.5-26.5
CarbonateAccord with the testAccord with the testAccord with the test
Fineness(passing through 45Umtest sieving), %979599
SulfidesAccord with the testAccord with the testAccord with the test
Chlorides(Cl), %0.030.030.03
Absorptive water capacity(ml/20g)5.0-6.54.5-6.54.5-6.5
Content( As CaO)%32.0-33.031.5-33.031.4-32.9
As, %0.00050.00010.0001
Heavy metals(As Pb), %0.0030.0010.001
Fluoride (As F), %0.0050.0050.005
Degree of whiteness,959595
P2O5,%  40.7-42.5
Content,%  98.5 min
60 D.C. Water Loss  0.6 pct. max
Titration value  57-61ml
Set Test  Pass Test
Acid Insolubles,%   0.2 max

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