Sodium Monofluorophosphate
Name:Sodium Monofluorophosphate ;Sodium Fluorophosphate ;Disodium Fluorophosphate ;
Formula: Na2PO3F
Appearance: White crystal or white powder
Description: Sodium monofluorophosphate is easily soluble in water with strong hygroscopicity, white powdery, melting point: about 625°C
Usage: Sodium monofluorophosphate is a kind of excellent caries preventing agent .Mainly used in additive for toothpaste containing fluorine ,fluorination for drinking water, bactericide medicine and flushing agent for metal surface etc .
Packing: External packing (25kgs): Pressed draft paper knitted with moistureproof liner ,
Internal packing: Double layer high-pressure polyethylene.
Product Standard : GB24567-2009
Remarks: Our sodium monoflurophosphate is complies with the specification of the latest USP standard
|
TEST ITEM
|
UNIT |
GB24567-2009
|
TEST RESULT
|
|
Appearance
|
---
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White Crystal or
White Powder
|
White Crystal or
White Powder
|
|
Purity(as (Na2PO3F))
|
%
|
≥95.0
|
98.0
|
|
Free fluoride (F)
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%
|
≤0.68
|
0.30
|
|
Total fluoride (F)
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%
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≥13.0
|
13.25
|
|
Binding fluoride (F)
|
%
|
≥12.54
|
12.95
|
|
Arsenic (As)
|
%
|
≤0.0002
|
0.0002
|
|
Heavy metal (Pb)
|
%
|
≤0.002
|
0.001
|
|
Pb
|
%
|
≤0.0002
|
0.0001
|
|
Insoluble Solid in Water
|
%
|
≤0.15
|
0.05
|
|
PH value (20g/L solution)
|
---
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6.5 – 8.0
|
6.8
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|
Loss on drying,
|
%
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≤0.2
|
0.015
|
|
