Germanium
Germanium
- CAS:
- 7440-56-4
- MF:
- Ge
- MW:
- 72.64
Suppliers by country/region
Company Type
Properties
- Melting point:
- 937 °C (lit.)
- Boiling point:
- 2830 °C (lit.)
- Density
- 5.35 g/mL at 25 °C (lit.)
- vapor pressure
- 0Pa at 25℃
- storage temp.
- Flammables area
- solubility
- insoluble in H2O, dilute acid solutions, alkaline solutions
- form
- powder
- color
- Silver
- Specific Gravity
- 5.35
- Resistivity
- 53000 μΩ-cm, 20°C
- Water Solubility
- insoluble H2O, HCl, dilute alkali hydroxides; attacked by aqua regia [MER06]
- Crystal Structure
- Cubic, Diamond Structure - Space Group Fd3m
- Merck
- 13,4419
- Exposure limits
- ACGIH: TWA 0.5 ppm(2.5 mg/m3); Ceiling 2 ppm (Skin)
OSHA: TWA 3 ppm
NIOSH: IDLH 30 ppm(250 mg/m3); TWA 3 ppm(2.5 mg/m3); Ceiling 6 ppm(5 mg/m3)
- Stability:
- Stable. Slightly soluble in strong acids. Incompatible with strong oxidizing agents.
- LogP
- 4.14 at 20℃
Safety Information
- Symbol(GHS)
GHS02,GHS08,GHS09
- Signal word
- Danger
- Hazard statements
- H228-H361-H373-H410
- Precautionary statements
- P201-P202-P210-P240-P273-P308+P313
- Hazard Codes
- F,Xi
- Risk Statements
- 36/37/38-36/38-11
- Safety Statements
- 26-36/39-2
- RIDADR
- UN 3089 4.1/PG 2
- WGK Germany
- 3
- RTECS
- LY5200000
- TSCA
- Yes
- HazardClass
- 8
- PackingGroup
- III
- HS Code
- 28053090
Use
Germanium is used to manufacture rectifiers, transistors and weapons-sighting systems and used as a fluorescent material. Alloying agent. Germanium can also be used as a catalyst to produce plastics.
7 India supplier list of "Germanium"
- Product Name:germanium
- Products Intro:Brand:thermofisher.in | Product Number:193110100 | Purity:99.999%
- Company Type: Trader
- Country/Region: Maharashtra,INDIA
- Product Name:Germanium
- Company Type: Reagent
- Country/Region: Mumbai,INDIA
- Product Name:Germanium
- Products Intro:Brand:clearsynth | Product Number:CS-CE-00988
- Company Type: Trader
- Country/Region: Hyderabad,INDIA
- Product Name:Germanium
- Company Type: Reagent
- Country/Region: Punjab,INDIA
- Product Name:Germanium
- Company Type: Reagent
- Country/Region: Mumbai,INDIA
- Product Name:GermaniumNanopowder
- Products Intro:Brand:chemazone.in | Product Number:173471361 | Purity:>99%
- Company Type: Trader
- Country/Region: Punjab,INDIA
- Product Name:Germanium
- Company Type: Reagent
- Country/Region: Ahmedabad,INDIA
- Product Name:Germanium(Metal)Lump
- Products Intro:Brand:cdhfinechemical | Product Number:104505
- Company Type: Trader
- Country/Region: New Delhi,INDIA
- Product Name:Germaniumpieces(2cm{0.8in}&down)
- Products Intro:Brand:ottokemi | Product Number:G0018 | Purity:99.999%+
- Company Type: Trader
- Country/Region: Mumbai,INDIA
- Product Name:Germanium
- Company Type: Reagent
- Country/Region: Karnataka,INDIA