Agent Name

Germanium dioxide

CAS Number

1310-53-8

Formula

Ge-O2

Major Category

Metals

Synonyms

Germania; Germanic acid; Germanic oxide (crystalline); Germanium oxide; Germanium oxide (GeO2); [ChemIDplus] Germanium(IV) oxide; [Merck Index]

Category

Metalloid Compounds (Germanium)

Description

White solid; [Merck Index] White odorless powder; [MSDSonline]

Sources/Uses

Used in phosphors, transistors, diodes, infrared-transmitting glass, and electroplating; Used as the source of metallic germanium; [HSDB]

Comments

Effects in humans after ingestion include anorexia, nausea, and acute tubular necrosis; Oral LD50 (mouse) = 1300 mg/kg; Effects include somnolence, diarrhea, and acute pulmonary edema; [RTECS] An irritant; [MSDSonline] See "Germanium."

Exposure Assessment
Lethal Concentration

LC50 (rat) > 1,420 mg/m3/4h

Adverse Effects
Neurotoxin

Sensorimotor Neuropathy

Hepatotoxin

Hepatotoxin, Secondary

Nephrotoxin

Yes

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: