内容标题9

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                ProductsYour location:Products

                Magnesium Fluosilicate

                MSDS Number: KWC-030
                Effective Date:NOV.16,2004

                1. Product Identification
                Synonyms : MAGNESIUM SILICOFLUORIDE.
                CAS No : 16949-65-8
                Molecular Weight : 274.48
                Chemical Formula: MgSiF6 . 6H2O

                2. Composition/Information on Ingredients

                NAME
                CAS No
                PERCENT
                EC SYMBOL
                Magnesium fluorosilicate
                16949-65-8
                98%min
                T

                3. Hazards Identification
                Magnesium fluorosilicate is toxic by inhalation and if swallowed and is irritating to the eyes and skin.

                4. First Aid Measures
                INHALATION :In case of fire in the surroundings: all extinguishing agents allowed.
                SKIN CONTACT :Remove contaminated clothes. Rinse skin with plenty of water or shower
                EYE CONTACT :First rinse with plenty of water for several minutes. then take to a doctor.
                INGESTION :Rinse mouth. Refer for medical attention.

                5. Fire Fighting Measures
                EXTINGUISHING MEDIA :Suitable Apprepriate for surrounding fire Not Suitable -None
                COMBUSTION PRODUCTS :May give off irritating or toxic
                SPECIAL PRECAUTIONS :Use breathing apparatus

                6. Accidental Release Measures
                Observe any warning Labels on the container. Take precautions to avoid creationg and breathing dust.
                Contain and damp down any spilled material, collect by vacuum or shovel and place into labelled containers for disposal (See Section 13), Neutralise any contaminated area with lime and then rise with water to draim (See Section 12).

                7. Handling and Storage
                HANDLING PRECAUTIONS: Handle weight this product under conditions of local exhaust ventilation to avoid breathing dust. Avoid swallowing and eye or skin contact.
                SRORAGE CONDITIONS: Separated from acids, food and feedstuffs.

                8. Exposure Controls/Personal Protection
                RESPIRATORY: Personal exposure must be cotrolled to conform with local regulations (See Section 16). Prevent dispersion of dust
                HAND: Wear plastic gloves
                EYE: Wear face shield
                SKIN: Wear plastic apron and wear face shield

                9. Physical and Chemical Properties

                Appearance :
                white Powder
                Odour :
                Odorless
                Melting Point/Range:
                120°C
                Boiling Point/Range:
                600°C
                Flash Point:
                Not flammable
                Flammability:
                LFL- Not flammable
                Autoflammability:
                400°Cmin
                Explosive Pronrtiles
                Not explosive
                Oxidising Properties:
                Not an oxidise
                Vapur Pressure:
                Not determinaed-high melting point solid
                Relative Density:
                1.788
                Bulk Density:
                2.4gcm3
                Solubility:
                Solubility in water, easy

                10. Stability and Reactivity
                STABLY (YES/NO): Yes
                CONDITIONS TO AVOID None Known MATERIALS TO AVOID: Mixing with strong acids may evolve hydrogen fluoride fumes
                HAZADOUS DECOM POSITION PRODUCTS: The substance decomposes on heating producing toxic and corrosive fumes including fluorine. Reacts with concentrated acids producing corrosive hydrogen fluoride

                11. Toxicological Information
                ACUTE EFFECTS:
                Inhalation: On the basis of tests carried out on similar products this substance islikely to be toxic.
                Skin contact: Irritant
                Eye contact: Irritant
                Ingestion: This substance is likely to be toxic if swallowed
                CHRONIC EFFECTS:
                Regular and repeated contact with the skin may give rise t pustular dermatitis. Prolonged exposure by Inhalation to sublethal levels may give rise to epistaxis (nose bleed).

                12. Ecological Information
                May be harmful to aquatic organisms ( 96 hr LC50=10-100mg/l for rainbow trout) .May inhibit acivated sludge respiration at levels above 100mg/l.

                13. Disposal Considerations
                Users should aquaint themselves with local regulations.
                Disposal is usually carried out by treatment under controlled conditions at a licensed waste material processor. If burnt, stack gases need to be scrubbed (See Section 5 above).
                Aqueous solutions may be neutralised with lime.

                14. Transport Information
                Proper Shipping Name: Toxic solids, inorganic,.(Magnesium Hexafluorosilicate)
                Hazard Class:6.1
                Do not transport with foodand feedstuffs
                ADR/RID: Item 65oC, Hazard No.60
                Symbol: SKULL & CROSSONES
                Packing Group:
                LATA/DGR Limits:
                100kg Passenger
                200kg Cargo

                15. Regulatory Information
                EEC CLASSIFICATION: Classified according to the Directives 67/548/EEC and 88/379/EEC and their various ammendments:
                Name: Magnesium Hexafluorosilicate
                Warning Symbols: T
                Warning Words: TOXIC
                Risk Phrases: R23/25: Toxic by inhalation and if swallowed
                R21: Harmful in contact with skin
                R36/38: Irritating to eyes and skin
                R52/53: Harmful to aquatic organisms, may cause long-term avcerse efects in the aquatic environment
                Safety Phrases: S26: in case of contact with eyes rinse immdediately with plenty of water and seek medical attention.
                S36: Wear suitable protective clothing
                S44: If you feel unwell, seek medical attention(show label where possible)
                S57: Use appropriate containment to avoid environmental contamination.

                16. Other Information
                GS: Occupational Exposure Standard for fluorides=2.5mg(F)/m3(8hr TWA)
                Occupational Exposure Standard for zirconium compounds =5mg (Zr)/m3(8hr TWA)
                DEMARK FINLAND NORWAY & US-ACGH:
                Exposure limits for zirconium compounds as mg (Zr)/m3 (8hr TWA)=5
                DEMARK FINLAND NORWAY & US-ACGH:
                Exposure limits for fluorides as mg (F)/m3 (8hr TWA)=2.5
                NORWAY: Exposure limits for fluorides as mg (F)/m3(8hr TWA)=0.6
                SWEDEN: Exposure limits for fluorides as mg (F)/m3(8hr TWA)=2.0
                Reference: (1) BIBRA PROJECT NO.3.605,MAY 1986
                (2) Novye Dannye Po Toksikologii Redkikh Metally Soedinemii
                (3) WRC Report No. 6545 March 1978
                (4) WRC Report No.629 S , July 1977.

                Disclaimer:
                Hebei Kingway Chemical Industry Co., Ltd provides the information contained herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this product.Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose. HeBei Kingway Chemical Industry Co., Ltd. makes no representations or warranties, either express or implied, including without limitation any warranties of merchantability, fitness for a particular purpose with respect to the information set forth herein or the product to which the information refers. accordingly, HeBei Kingway Chemical Industry Co., Ltd. will not be responsible for damages resulting from use of or reliance upon this information.

                Prepared by: Foreign Trade Dept.
                Phone Number: ++86 312-5861066 ++86 312-5860270
                Fax Number : ++86 312-5861106


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