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Sodium fluoride(toothpaste grade)
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Product: Views:37Sodium fluoride(toothpaste grade) 
Unit price: Negotiable
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Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-09-19 08:13
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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

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