Dicalcium Phosphate

We are offering dicalcium phosphate. 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:
name of index hg3257-1990 according to the contract za2002
fine grade grade1
stability accord with the test accord with the test
ph value(20% turbid liquid) 7.6-8.3 7.6-8.3 6.9-8.1
loss on ignition,% 24.5-26.5 24.5-26.5 24.5-26.5
carbonate accord with the test accord with the test accord with the test
fineness(passing through 45umtest sieving), %
97.0 95.0 99.0
sulfides accord with the test accord with the test accord with the test
chlorides(cl), %
0.03 0.03 0.03
absorptive water capacity(ml/20g) 5.0-6.5 4.5-6.5 4.5-6.5
content( as cao)% 32.0-33.0 31.5-33.0 31.4-32.9
as, %
0.0005 0.0001 0.0001
heavy metals(as pb), %
0.003 0.001 0.001
fluoride (as f), %
0.005 0.005 0.005
degree of whiteness,
95 95 95
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
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.