Sodium fluorosilicate (cas 16893-85-9) Molecular Structure

CAS No. 16893-85-9 (Sodium fluorosilicate )

Molecular Formula: F6Na2SiMolecular Formula: 188.05

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  • Sodium Fluorosilicate Na2SiF6

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    DetailDesc: Chemical nature Chemical name Sodium fluorosilicate Molecular Formula: Na2SiF6 Molecular weight 188.09 CAS No. 16893-85-9 Properties Physical form White crystalline powder Assay(%) ≥98% Solubility Slightly dissolved in water, insoluble in ethanol Density 2.68 Chloride(Cl) ≤0.15% Sulfate(SO4) ≤0.25% Iron(Fe) ≤0.02% Heavy metals(Pb) ≤0.005%

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    DetailDesc: Sodium Silicofluoride 99%Min (Changsha Yonta) - Product Identification CAS No. : 16893-85-9 H.S. Code : 2826.901000 Formula : Na2SiF6 Molecular Weight : 188.06 Toxicity : highly toxic to all plant and animal life Synonyms : Sodium Silicofluoride; Sodium Hexafluorosilicate; Sodiu...

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    DetailDesc: Sodium silicofluoride CAS No. :16893-85-9 UN No. :2674 HS No. : 2826901000 Molecular weight :188.06 [Properties] : sodium fluorosilicate is odorless and tasteless crystalline or powder. molecular formula Na2SiF6, Stable at normal temperature and pressure; It is hard to dissolve in water and acid, won’t burn or explode being heated.

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    DetailDesc: TEM RESUL T NA2FSiF6 99%MI N Fe 0.01%MA X FREEACID(HCL) 0.1%MA X HEAVY METALS(AS Pb) 0.005%MA X WATER INSOLUABLE 0.3%MA X 105 °C DRY VECTOR 0.3%MA X MESH THROUGH 250 μm 99%MA X Packed in woven bags of 25kg/50kg/100kg net each or based on your demand Mainly used as a cosol...

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    DetailDesc: Sodium Fluorosilicate Formula:   Na2SiF6 Molecular Weight:   188.06 UN. NO.:   2674 HAZARD CLASS: 6.1 H.S. CODE: 2826.2000 CAS: 16893-85-9 EINECS: 240-934-8 Physical chemistry properties: Colorless, odorless, poisonous and hygroscopic hexa-square crystal. Relative density is ...

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  • sodium silicofluoride

    Updatetime:Apr 29 2014

    DetailDesc: [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 (Na 2 SiF 6 ) ≥99 99.0 Loss of weight on drying at 105℃ ≤0.30 ...

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    DetailDesc: Sodium Silicofluoride Na2SiF6 CAS 16893-85-9 1.Free Samples 2.Full Drying with A SSF Raw Materials Sodium Fluorosilicate

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    Updatetime:Sep 11 2013

    Purity:98%

    DetailDesc: sodium fluorosilicate CAS NO.: 16893-85-9 Molecular formula: Na2SiF6 Molecular Weight: 188.05 Density: 2.68 Content: ≥ 98% Appearance: colorless hexagonal crystals Character: odorless and tasteless. With moisture absorption. Soluble in ether and other solvents, insoluble in alcohol. Solubility in acid than in water large. Uses: sodium...

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    FOB Price:2000 RMB/Kilogram Purity:98.5% Min. Order:25/Kilogram Supply Ability:300000 Month/Kilogram

    DetailDesc: Colorless, odorless, poisonous and hygroscopic hexa-square crystal. Relative density is 2.679. either dissolvable substances, but undissolved in alcohol. Solubility is acid is larger than in water. Decomposed as fluoride and silicon oxide in alkali solution. Decomposed as sodium...

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    DetailDesc: Classification: Silicate MF: Na2SiF6 Appearance: white powder colorless hexagonal, odorless and tasteless crystal Appearance:colorless hexagonal, odorless and tasteless crystal

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References of Sodium fluorosilicate cas 16893-85-9

} Toxicity

1. ???

skn-rbt 500?mg MLD

??? FCTOD7 ?? Food and Chemical Toxicology. 20 (1982),563.
2. ???

eye-rbt 100?mg SEV

??? FCTOD7 ?? Food and Chemical Toxicology. 20 (1982),573.
3. ???

eye-rbt 100?mg/4S rns SEV

??? FCTOD7 ?? Food and Chemical Toxicology. 20 (1982),573.
4. ???

orl-rat LD50:125?mg/kg

??? ARSIM* ?? Agricultural Research Service, USDA Information Memorandum. 20 (1966),21.
5. ???

scu-rat LDLo:70?mg/kg

??? JPETAB ?? Journal of Pharmacology and Experimental Therapeutics. 39 (1930),246.
6. ???

orl-rbt LDLo:125?mg/kg

??? JPETAB ?? Journal of Pharmacology and Experimental Therapeutics. 39 (1930),246.
7. ???

scu-frg LDLo:448?mg/kg

??? CRSBAW ?? Comptes Rendus des Seances de la Societe de Biologie et de Ses Filiales. 124 (1937),133.

Safety

Safety Information of?Sodium fluorosilicate (CAS NO.16893-85-9):
Hazard Codes:T ,Xi?
Risk Statements:23/24/25
23/24/25:Toxic by inhalation, in contact with skin and if swallowed??
Safety Statements:26-45
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice?
45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)?
RIDADR:UN 2674 6.1/PG 3
WGK Germany:2
RTECS:VV8410000
Hazard Note:Irritant
TSCA:Yes
HazardClass:6.1
PackingGroup:III
Poison by ingestion and subcutaneous routes. A skin and severe eye irritant. An insecticide. When heated to decomposition it emits very toxic fumes of F? and Na2O.