MATERIAL SAFETY DATA SHEET – SILICON METAL ======================================================================== General Information========================================================================Company's Name: Greenwich Metals, Inc. Company's Street: 22 West Putnam AvenueCompany's City: GreenwichCompany's State: CTCompany's Country: USA Company's Zip Code: 06830 Company's Emerg Ph #: 203-622-4848 Company's Info Ph #: 203-622-4848Record No. For Safety Entry: 001 Tot Safety Entries This Stk#: 001 Status: SMJ Date MSDS Prepared: 04JAN10MSDS Serial Number: BVJLT Hazard Characteristic Code: NK NSN: 343900N050156======================================================================== Ingredients/Identity Information========================================================================Proprietary: NO Ingredient: SILICONIngredient Sequence Number: 01Percent: 96 - 99.5% NIOSH (RTECS) Number: VW0400000 CAS Number: 7440-21-3 OSHA PEL: 15 MG/M3 TDUST ACGIH TLV: 10 MG/M3 TDUST ------------------------------------------------------------------------ Proprietary: NOIngredient: IRONIngredient Sequence Number: 02Percent: 2.50% MaximumNIOSH (RTECS) Number: NO4565500CAS Number: 7439-89-6OSHA PEL: N/K (FP N)ACGIH TLV: N/K (FP N)------------------------------------------------------------------------ Proprietary: NO
Ingredient: ALUMINUM
Ingredient Sequence Number: 03
Percent: 2.00% Maximum
NIOSH (RTECS) Number: BD0330000
CAS Number: 7429-90-5
OSHA PEL: 15 MG/M3 DUST
ACGIH TLV: 10 MG/M3 DUST
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Proprietary: NO
Ingredient: CALCIUM
Ingredient Sequence Number: 04
Percent: 1.0% Maximum
NIOSH (RTECS) Number: EV8040000
CAS Number: 7440-70-2
OSHA PEL: NOT ESTABLISHED
ACGIH TLV: NOT ESTABLISHED
Other Recommended Limit: NONE RECOMMENDED
======================================================================== Physical/Chemical Characteristics========================================================================Appearance And Odor: METALLIC SILVER; NO ODOR.Melting Point: 2570F,1410C Specific Gravity: 2.33Solubility In Water: NEGLIGIBLE ======================================================================== Fire and Explosion Hazard Data========================================================================Extinguishing Media: PRODUCT NOT EXPECTED TO BURN BUT IF INVOLVED IN SECONDARY FIRE USE DRY POWDER, DRY SAND, WATER FOG.Special Fire Fighting Proc: USE NIOSH/MSHA APPROVED SCBA AND FULLPROTECTIVE EQUIPMENT (FP N).Unusual Fire And Expl Hazrds: LUMP MATL: NONE. FINE MATL: DUST CAN BEIGNITED WHEN SUSPENDED IN AIR; WILL PROPAGATE FLAME BUT IS NOT EXPECTED TO GENERATE SUFFICIENT PRESSURE TO EXPLODE.Flammable Limits: NOT APPLICABLEFlash Point: NOT APPLICABLE======================================================================== Reactivity Data========================================================================Stability: YES Cond To Avoid (Stability): WHEN FINELY DIVIDED, AVOID CONTACT WITHMOISTURE DURING PROLONGED STORAGE.Materials To Avoid: CAUTION SHOULD BE OBSERVED WHEN USING W/OXIDIZERS &ACIDS SUCH AS HYDROFLUORIC ACID. AVOID ASSOCIATED/RESULTING FUMES.Hazardous Decomp Products: SM AMTS OF HYDROGEN IF MOISTURE IS PRESENT;ALSO VERY SM AMTS OF ASH*3 OR PH*3 ON RARE OCCAS IF MOISTURE IS PRESENT.Hazardous Poly Occur: NO Conditions To Avoid (Poly): NOT RELEVANT ======================================================================== Health Hazard Data========================================================================LD50-LC50 Mixture: NONE SPECIFIED BY MANUFACTURER. Route Of Entry - Inhalation: YES Route Of Entry - Skin: NO Route Of Entry - Ingestion: YESRoute Of Entry – Eyes: YESHealth Haz Acute And Chronic: METAL IS NON-TOXIC IN LUMP FORM & NORESIDUAL INJURY IS EXPECTED. HIGH CONCENTRATIONS OF DUST WILL CAUSE SOMEIRRITATION TO EYES, NOSE AND THROAT. CHRONIC: NONE KNOWN.Carcinogenicity - NTP: NO Carcinogenicity - IARC: NO Carcinogenicity - OSHA: NO Explanation Carcinogenicity: NOT RELEVANTSigns/Symptoms Of Overexp: SEE HEALTH HAZARDS.Med Cond Aggravated By Exp: NONE SPECIFIED BY MANUFACTURER.INHALATION: REMOVE FROM DUST AREA TO FRESH AIR WHEN INDICATED.EYES: FLUSH EYES WITH WATER FOR AT LEAST 15 MINUTES. ======================================================================== Precautions for Safe Handling and Use========================================================================Steps If Matl Released/Spill: PICK UP BY BOBCAT OR SHOVEL AND STORE IN DRY CONTAINER. DO NOT USE WET MATERIAL.Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.Waste Disposal Method: AVOID REPACKING MATERIAL WHICH IS WET IN CLOSED OR SEALED CONTAINERS. DISPOSE OF THE MATERIAL IN LANDFILL AS PER LOCAL, STATE AND FEDERAL REGULATIONS.Precautions-Handling/Storing: CONTAINERS USED FOR STORAGE/SHIPMENT SHOULD BE VENTED TO PERMIT ESCAPE OF GASES BUT PREVENT ADMISSION OF WATER.Other Precautions: GRINDING WET MATL MAY BE HAZ DUE TO POSS OF HYDROGENEVALUATION. MILLING: NO PROBLEMS EXPECTED WHEN SIZING TO MINUS 8 MESH. PREC SUCH AS USE OF INERT ATMOSPHERE ARE ADVISABLE WHEN SIZING TO MINUS 200 MESH W/MORE THAN 50% MINUS 325 MESH. ======================================================================== Control Measures========================================================================Respiratory Protection: LUMP: NONE. DUST OR FINE MATERIAL: NIOSH/MSHAAPPROVED RESPIRATOR IN EXCESSIVE DUST.Ventilation: LOCAL VENTILATION TO ACHIEVE DUST CONTROL & TO ACHIEVE AIRCHANGE IN CONFINED SPACE SITUATIONS.Protective Gloves: GLOVES (FP N). Eye Protection: ANSI APPRVD CHEM WORKERS GOGGLES (FP N). Other Protective Equipment: STANDARD HAND PROTECTION REQUIRED AS METAL MAY HAVE SHARP EDGES.Work Hygienic Practices: AS WITH OTHER METAL DUSTS, AVOID CONTAMINATION OF CLOTHING.Suppl. Safety & Health Data: NONE SPECIFIED BY MANUFACTURER. ======================================================================== Transportation Data======================================================================== DOT Hazardous Classification: NOT REGULATED ======================================================================== Disposal Data======================================================================== FOLLOW LOCAL, STATE, AND FEDERAL GUIDELINES FOR DISPOSAL ======================================================================== Label Data========================================================================Label Required: YES Label Status: G Common Name: SILICON Chronic Hazard: NO NFPA Rating: Fire: 0 Health: 1 Reactivity: 0 Special: 0 Special Hazard Precautions: ACUTE: METAL IS NON-TOXIC IN LUMP FORM & NORESIDUAL INJURY IS EXPECTED. HIGH CONCENTRATIONS OF DUST WILL CAUSE SOMEIRRITATION TO EYES, NOSE AND THROAT. CHRONIC: NONE LISTED BY MANUFACTURER.Protect Eye: Y Protect Skin: Y Protect Respiratory: Y Label Name: Greenwich Metals, Inc.Label Street: 22 West Putnam Avenue Label City: Greenwich Metals, Inc. Label State: CT Label Zip Code: 06830Label Country: US Label Emergency Number: 203-622-4848
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