You are here: Home » Products » Sodium fluoride(toothpaste grade)
Sodium fluoride(toothpaste grade)
Click image to view full size image
Product:
Views:42Sodium fluoride(toothpaste grade)
Unit price:
Negotiable
MOQ:
Quantity:
Delivery date:
Since the payment date Days delivery
Valid until:
Long-term effective
Last updated:
2017-11-04 15:31
Details
CAS No.: 7681-49-4 UN No.:1690 HS Code:2826192010 Molecular weight: 42 [Properties]:Sodium fluoride is anhydrous white crystal or powder. Molecular formula is NaF. Specific gravity is 2.6. It is slightly soluble in water, insoluble in ethanol. [Quality standard]:qualified with the standard [GB4293-84] excellent grade.
Index item
Standard content (%)
Test result (%)
appearance
White powder
White powder
Sodium fluoride(NaF)
≥99
99.5
Silicon dioxide (SiO2)
≤0.5
0.15
Sulfate (SiO4)
≤0.2
0.03
Acidity (HF)
≤0.1
---
Sodium carbonate (Na2CO3)
≤0.1
0.02
Water insoluble matter
≤0.5
0.03
Water(H2O)
≤0.5
0.1
Pb
≤0.005
0.002
Fe
≤0.005
0.003
As
≤0.0005
0.0004
Mesh size
80—200mesh
180-200mesh
[Application]: It is used for water treatment agent, medical industry and porcelain enamel. [Packing]: Polyethylene weaving inner lined with plastic bag. Net weight is 25kg(exported packing). [storage and transportation]: Inorganic toxic substance, and should be stored in dry and adequately ventilated warehouse, and may not be co-stored or co-transported with sulfuric acid and edible food