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Ge2Sb2Te5

MATERIAL SAFETY DATA SHEET

 

GERMANIUM ANTIMONY TELLURIDE, Ge2Sb2Te5

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GENERAL

 

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COMPANY'S NAME: Huizhou TianYi Rare Material Co.,Ltd

 

COMPANY'S TEL #:    0086-752-2021182

 

COMPANY'S Address:   12K of Shiji, Shijixingtian Bldg, YanDa Road, Huizhou China      

 

 DATE MSDS PREPARED:       04/08/06

 

DATE MSDS REVISED:                   02/11/13

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1. PRODUCT IDENTIFICATION

 

 

 

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PRODUCT NAME:      GERMANIUM ANTIMONY TELLURIDE

 

 

 

FORMULA:   Ge2Sb2Te5

 

CAS #:   7440-56-4/7440-36-0/13494-80-9

 

MOLECULAR WEIGHT:     1026.80

 

 

 

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2. PHYSICAL AND CHEMICAL CHARACTERISTICS

 

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BOILING POINT:  N/A

 

MELTING POINT:       N/A

 

 

 

SPECIFIC GRAVITY (H2O=1): 6.35 g/cc

 

VAPOR DENSITY:       N/A

 

VAPOR PRESSURE:   N/A

 

EVAPORATION RATE N/A

 

% VOLATILES:    N/A

 

 

SOLUBILITY IN H2O: INSOLUBLE

 

 

APPEARANCE AND ODOR:     GRAY BLACK POWDER, PIECES, SPUTTERING TARGET.

 

 

ODORLESS

 

 

 

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3. HAZARD IDENTIFICATION

 

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HAZARDOUS COMPONENTS %          

GERMANIUM      0-100% 

OSHA/PEL:   N/A

ACGIH/TLV   N/A

PARTICULATES NOT OTHER        

WISE REGULATED:   0-100% 

OSHA/PEL:   15 MG/M3 (DUST), 5 MG/M3 (RESP)   

ACGIH/TLV   10MG/M3 TOTAL DUST   

HAZARD DESCRIPTION:  T TOXIC      

       Xn HARMFUL     

       N DANGEROUS FOR THE ENVIRONMENT

RISK PHRASES:  20/22 HARMFUL BY INHALATION AND IF SWALLOWED 

       51/53 TOXIC TO AQUATIC ORGANISMS, MAY CAUSE LONG-     

HMIS RATINGS:  TERM ADVERSE EFFECTS IN THE AQUATIC ENVIRONMENT     

             

HEALTH:       2    

FLAMMABILITY:  1    

REACTIVITY:       1    

 

 

 

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4. FIRE FIGHTING MEASURES

 

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FLASH POINT:     N/A

 

AUTOIGNITION TEMPERATURE:   N/A

 

 

FLAMMABLE LIMITS:

 

UPPER: N/A

 

LOWER:       N/A

 

 

EXTINGUISHING MEDIA:  PRODUCT IS NOT FLAMMABLE. USE SUITABLE

 

 

EXTINGUISHING MEDIA FOR SURROUNDING FIRE

 

 

SPECIAL HAZARDS:  IN CASE OF FIRE TOXIC METAL OXIDE FUMES MAY BE

 

 

RELEASED

 

 

 

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5. HEALTH HAZARD INFORMATION

 

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ACUTE EFFECTS:

 

SKIN:     IRRITANT TO SKIN AND MUCOUS MEMBRANES

 

 

EYE:      IRRITATING EFFECT

 

 

CHRONIC EFFECTS: ANTIMONY COMPOUNDS MAY CAUSE METALLIC TASTE,

 

 

GASTROINTESTINAL DISTURBANCES, VOMITING,

 

 

DIARRHEA, DIZZINESS, AND SYSTEMIC POISONING.

 

 

CHRONIC EXPOSURE MAY CAUSE LIVER AND KIDNEY

 

 

DAMAGE. DERMATITIS AND ECZEMATOUS SKIN

 

ERUPTIONS MAY RESULT FROM SKIN CONTACT.

 

 

TELLURIUM IS CONVERTED IN THE BODY TO DIMETHLY

 

 

TELLURIDE WHICH IMPARTS A GARLIC-LIKE ODOR TO

 

 

THE BREATH AND SWEAT. HEAVY EXPOSURE MAY

 

 

RESULT IN HEADACHE, ROWSINESS, METALLIC TASTE,

 

 

LOSS OF APPETITE, NAUSEA, TREMORS, CONVULSION,

 

AND RESPIRATORY ARREST.

 

 

LOW TEMPERATURE, LANGUOR, DIARRHEA, CYANOSIS

 

 

AND EXTREME DEPRESSION OF HEART AND BREATH.

 

 

 

EDEMA, LUNG HEMORRHAGE, SPOT HEMORRHAGE FROM

 

 

SMALL INTESTINAL WALL, PERITONEAL

 

EXTRAVASATION

 

 

GERMANIUM COMPOUNDS RELATIVELY LOW TOXIC. HIGH

 

 

DOSES CAUSE DAMAGE TO KIDNEY AND BLADDER INJURY.

 

 

ACUTE AND CHRONIC TOXICITY IS NOT FULLY KNOWN.

 

 

EXPOSURE TO DUST OR FUMES OF INORGANIC TIN SALTS IS

 

 

KNOWN TO CAUSE BENIGN INFLAMMATION OF THE LUNG

 

 

TISSUE, A CONDITION IN WHICH THERE IS NO DISTINCTIVE

 

 

FIBROSIS, NO SIGN OF DISABILITY, NO COMPLICATING

 

 

 

FACTORS.

 

 

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6. STABILITY

 

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STABILITY:   STABLE

 

 

CONDITIONS TO AVOID:  HEATING IN THE PRESENCE OF BROMINE, CHLORINE,

 

 

FLUORINE, OXYGEN, POTASSIUM CHLORIDE AND

 

POTASSIUM NITRITE.

 

 

MATERIAL TO AVOID:       ACIDS, HEATING IN THE PRESENCE OF BROMINE,

 

 

CHLORINE, FLUORINE, OXYGEN, POTASSIUM CHLORIDE

 

AND POTASSIUM NITRITE

 

DANGEROUS REACTIONS:     REACTS WITH STRONG OXIDIZING AGENTS

 

HAZARDOUS

 

DECOMPOSITION PRODUCTS:     TOXIC METAL OXIDE FUMES

 

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7. EMERGENCY AND FIRST AID PROCEDURES:

 

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INHALATION:      REMOVE TO FRESH AIR AND PROVIDE ARTIFICIAL

 

 

RESPIRATION IF NECESSARY. SEEK IMMEDIATE MEDICAL

 

 

ADVICE.

 

INGESTION: SEEK IMMEDIATE MEDICAL ATTENTION.

 

 

SKIN:     WASH SKIN THOROUGHLY WITH MILD SOAP AND WATER.

 

 

RINSE THOROUGHLY. SEEK IMMEDIATE MEDICAL

 

ADVICE.

 

 

EYE:      FLUSH EYES WITH PLENTY OF WATER. SEEK IMMEDIATE

 

MEDICAL ADVICE.

 

 

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8. HANDLING AND STORAGE

 

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HANDLING & STORAGE:  STORE IN A COOL, DRY PLACE IN TIGHTLY SEALED

 

 

CONTAINERS. ENSURE GOOD VENTILATION. NO SPECIAL

 

 

REQUIREMENTS ARE NECESSARY IF USED CORRECTLY.

 

 

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9. SPILL OR LEAK PROCEDURES

 

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STEPS TO BE TAKEN IN

 

CASE MATERIAL IS

 

RELEASED OR SPILLED:

 

RESPIRATION:    WEAR NIOSH APPROVED DUST-MIST VAPOR RESPIRATOR.

 

 

VENTILATION:    LOCAL EXHAUST TO MAINTAIN CONCENTRATION AT OR

 

 

BELOW THE PEL, TLV.

 

PROTECTIVE GLOVES:    RUBBER GLOVES.

 

EYE PROTECTION:   SAFETY GLASSES

 

 

PROTECTIVE CLOTHING:       PROTECTIVE GEAR SUITABLE TO PREVENT

 

 

CONTAMINATION.

 

 

WASTE DISPOSAL METHOD:  DISPOSE OF IN ACCORDANCE WITH LOCAL, STATE AND

 

 

FEDERAL REGULATIONS.

 

 

 

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10. TOXICITY DATA

 

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CARCINOGENICITY:  NO CLASSIFICATION DATA ON CARCINOGENIC PROPERTIES

 

 

OF THIS MATERIAL IS AVAILABLE FROM THE EPA, IARC,

 

 

NTP, OSHA, OR ACGIH.

 

 

ADDITIONAL INFORMATION:  TO THE BEST OF OUR KNOWLEDGE THE ACUTE AND

 

 

CHRONIC TOXICITY OF THIS SUBSTANCE IS NOT FULLY

 

 

KNOWN.

 

 

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11. TRANSPORTATION DATA

 

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UN NUMBER:      3284

HAZARD CLASS: 6.1

PACKING GROUP:     II

PROPER SHIPPING NAME:     TELLURIUM COMPOUND, N.O.S.

ADR//RID CLASS:       6.1 (T5) TOXIC SUBSTANCES

IMDG CLASS:      6.1

ICAO/IATA CLASS:     6.1

 

 

 

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12. OTHER INFORMATION

 

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THIS SAFETY DATA SHEET SHOULD BE USED IN CONJUNCTION WITH TECHNICAL SHEETS. IT DOES NOT REPLACE THEM. THE INFORMATION GIVEN IS BASED ON OUR KNOWLEDGE OF THIS PRODUCT, AT THE TIME OF PUBLICATION. IT IS GIVEN IN GOOD FAITH. THE ATTENTION OF THE USER IS DRAWN TO THE POSSIBLE RISKS INCURRED BY USING THE PRODUCT FOR ANY OTHER PURPOSE OTHER THAN THAT FOR WHICH IT WAS INTENDED. THIS DOES NOT IN ANY WAY EXCUSE THE USER FROM KNOWING AND APPLYING ALL THE REGULATIONS GOVERNING HIS ACTIVITY. IT IS THE SOLE RESPONSIBILITY OF THE USER TO TAKE ALL PRECAUTIONS REQUIRED IN HANDLING THE PRODUCT. THE AIM OF THE MANDATORY REGULATIONS MENTIONED IS TO HELP THE USER TO FULFILL HIS OBLIGATIONS REGARDING THE USE OF HAZARDOUS PRODUCTS.