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MSDS of Germanium Metal

I. Product Identification

Product primary name: Germanium Metal
Trade name: Germanium Metal
Stock number: ME32
Stanford Advanced Materials
72 Fairbanks Suite 100, Irvine, CA 92618, USA
Tel: (949) 407-8904, Fax: (949) 812-6690
CAS# 7440-56-4
Dot: not classified as a hazard
UN# : not classified as a hazard

II. Composition & Ingredient Information

Chemical family name: metal
Molecular formula: Ge

III. Physical & Chemical Properties

Boiling point: ~2830 °C
Melting point: ~937.4 °C
Specific gravity (approx.): 5.32 gm/cm3
Vapor density: not applicable
Vapor pressure: 1.1 x 10-9 atm at 27 °C
Percent volatile by volume: not applicable
Oxidation: oxidized in air, solid form is relatively stable in air
Appearance & odor: silvery-white metal, odorless
Physical state: ingot

IV. Hazardous Identification

Primary Entry Route Indicators
Skin primary entry route indicator: Yes
Eye primary entry rout indicator: Yes
Inhalation primary entry route indicator: Yes
Ingestion primary entry route indicator: Yes
Primary route of entry text: inhalation, skin, ingestion
Effects of overexposure: the acute toxicity of is rate low
(Lung & skin granulation maybe cause local inhalation or ingestion. Eye contact can cause particle irritation.

V. First Aid Measures

Emergency first aid procedures - general
Skin: get medical attention immediately
Eyes: get medical attention immediately
Oral: get medical attention
Inhalation: get medical attention

VI. Fire - fighting Measures

Extinguishing media: CO2, dry sand, or dry chemical
Special fire fighting procedures: wear self - contained breathing apparatus
Unusual fire and explosion hazards: non-combustible. If possible without risk, remove germaniummetal from fire area.

VII. Handling and Storage

Precautions to be taken in handling and storage:. Avoid inhalation of dust, avoid skin & eyes contact, avoid exposure to air, stored in sealed container filled with argon gas or mineral oil.

VIII. Exposure Controls - protection

Eye protection: safety glasses
Respiratory protection: niosh approved respirator if ventilation controls are not possible or are inadequate
Personal protective equipment: as needed to prevent contact
Protective gloves (specify type): rubber

IX. Stability & Reactivity

Stability - conditions to avoid: avoid exposure to source of ignition such as open flame and sparks
Incompatible materials: avoid exposure to air, moisture, strong acid, and strong oxidizing agents
Hazardous decomposition products: air and moisture sensitive, all forms will react with dilute acids, emitting flammable & explosive hydrogen gas (H2)
Hazardous polymerization condition to avoid: non known
Hazardous polymerization: no

X. Other Information

Local exhaust: fume hood
Special production: not applicable

End of Data Sheet

This material safety data sheet is offered solely for your information, consideration, and investigation. Stanford Advanced Materials provides no warranties, either express or implied, and assumes no responsibility for the accuracy or completeness of the data contained herein.

Keywords: materials safety data sheet,msds,germanium metal

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