FOB Price
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Minimum Order
Localité:
-
Prix de commande minimale:
-
Commande minimale:
-
Packaging Detail:
Package as 25kgs/bag as customers' requirements
Delivery Time:
15days
Supplying Ability:
2000 Metric Ton per Month
Payment Type:
T/T, L/C
Personne àcontacter Mr. guang
baoding, Baoding, Hebei
Specifications
calcium carbonate white powder
purity *8%min
packing:*5kg/woven bag,*7tonne/*0ft container
Calcium Carbonate *8%min
Whiteness *3%min
white powder
It is good at painting, cable, paper, rubber industrial and so
on.
Calcium Carbonate
Physical and chemical properties:
Molecular formula: CACO3
Molecular weight: **0.*9
Density: 2.***2.*5
White crystal or powder
Its difficult solubilize in water and release CO2 in acid.
Method of manufacture:
Ca(OH)2+CO2=CaCO3+H2O
Ca(OH)2+Na2CO3=CaCO3*2NaOH
Use:
Used in made cement, ceramic, lime, CO2,chalk, artificial stone, and can be used as pigment, filler, mixture medium, rub agent, sugar clarifying agent; also it can be used as filler of rubberplastic; as feed additives, vector of veterinary drugs.
In medicine, it can be used to made acid drugs.
Item: precipitate light-CACO3 **5mesh
|
Item |
HG/T********0 |
|||
|
Excellent |
First grade |
Good |
Result |
|
|
Calcium carbonate(%≥) |
*8.0 |
*7.0 |
*6.0 |
*8.5 |
|
Hydrochloric acid can not be objects (%≤) |
0.*0 |
0.*0 |
0.*0 |
0.*0 |
|
Fe (%≤) |
0.*8 |
0.*0 |
0.*2 |
0.*8 |
|
Mn (%≤) |
0.**6 |
0.**8 |
0.**0 |
0.**6 |
|
Heavy metal total (%≤) |
*0 |
*0 |
*0 |
pass |
|
PHPH value |
9.***0.0 |
9.***0.5 |
9.***1.0 |
*0.5 |
|
Whiteness ≥ |
*0.0 |
*0.0 |
*0.0 |
*2.7 |
|
Appearance |
White powder |
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