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氟矽酸鈉
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氟矽酸鈉

專門從事氟化係列產品研究、開發、生產和經營



氟矽酸鈉(工業級) 

分子式:Na2SiF6

分子量:188.06

CAS:16893-85-9

聯合國編號2674

海關編碼2826.9010.00

 

【氟矽酸鈉的物化性質】  無色無味的白色結晶或粉末。常溫常壓下性質穩定,難溶於水和酸,有吸潮性。

 

【產品質量標準】:符合國標(GB23936-2009)一級品指標要求。

指標項目

標準值(%)

實測值

外觀

白色粉末

白色粉末

氟矽酸鈉 (Na2SiF6)

≥99

99.0

105幹燥失重

≤0.30

0.30

遊離酸 (as HCL)

≤0.10

0.047

氯化物(CL)

≤0.15

0.11

水不溶物

≤0.4

0.017

硫酸鹽 (SO4)

≤0.25

0.23

鐵(Fe

≤0.02

0.02

水(H2O

≤0.4

0.18

細度通過250μm篩餘物

≥90

99.4

 

【產品用途】:用於玻璃、瓷釉的乳狀劑和熔和劑,木材防腐,農業殺蟲劑,耐酸水泥吸濕劑,天然乳劑凝結加速劑,鍍鋅、鎳、鐵添加劑,整形外科堵塞料,製藥業,飲用水氟化處理,用於人造晶體和氟化鈉的生產。

 

【包裝】:聚乙烯編織袋內襯塑料袋、閥口袋、集裝袋,每袋淨重25公斤或1000公斤,或根據客戶要求訂做。

 

【貯運】:本品屬無機有毒物品,宜存放在幹燥、通風良好的儲存室,不宜與硫酸或食品同運和貯存。



Sodium silicofluorideIndustry grade

 

Formula :Na2SiF6

Molecular weight :188.06

CAS No. :16893-85-9

UN No.: 2674

HS No.: 2826.9010.00

 [Properties]: Sodium fluorosilicate is odorless and tasteless crystalline or powder. Stable at normal temperature and pressure; It is hard to dissolve in water and acid.

 

[Quality standard]:qualified with the standard [GB23936-2009].

Item

Standard values(%)

Test result

Appearance

White powder

White powder

Sodium silicofluoride (Na2SiF6)

≥99

99.0

Loss of weight on drying at 105

≤0.30

0.30

Free acid (as HCL)

≤0.10

0.047

Chlorides(CL)

≤0.15

0.11

Water-insolubles

≤0.4

0.017

Sulfate (SO4)

≤0.25

0.23

Fe

≤0.02

0.02

H2O

≤0.4

0.18

Grain size passing through 250μm   sieve

≥90

99.4


[Application]Milky agent and fusing agent for glass and enamel; preserving agent for wood; agricultural insecticide ; hygroscopic agent for acid-resisting cement; coagulation accelerator in natural emulsion products. Additive in electroplating zinc , nickel and iron in three floors; stuffing agent in plastics; pharmacy, fluorating treatment for drinking water and for man-made crystals and Sodium Fluoride. 

[Packing]: polyethylene weaving inner lined with plastic bag,flexible freight bag,Valve mouth bag. Net weight is 25kg or 1000kg.As per customer’s required.

 

[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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