germanium dioxide

germanium(IV) oxide

CAS: 1310-53-8 Ge O2 MW: 104.62840000

Identification

Namegermanium dioxide
IUPACdioxogermane
CAS Number1310-53-8
EINECS215-180-8
FDA UNII5O6CM4W76A
Molecular FormulaGe O2
Molecular Weight104.62840000
MDL NumberMFCD00011030

Regulatory

Physical Properties

Appearance white powder (est)
Assay 95.00 to 100.00
Food Chemicals Codex Listed No
Specific Gravity 6.23900 @ 25.00 °C.
Flash Point 32.00 °F. TCC ( 0.00 °C. ) (est)

Cosmetic Information

CosIngcosmetic data
Cosmetic Usesantimicrobial agents

No sensory data available

Safety Information

Preferred SDSView
Oral/Parenteral Toxicityintraperitoneal-guinea pig LDLo 400 mg/kg
Dermal Toxicitysubcutaneous-mouse LD50 2550 mg/kg
Inhalation Toxicityinhalation-rat LC50 > 1420 mg/m3/4H

GHS Classification

['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']

Safety in Use

Categoryantimicrobial agents
Recommendation for germanium dioxide usage levels up tonot for fragrance use.
Recommendation for germanium dioxide flavor usage levels up tonot for flavor use.

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Potential Uses

None Found

Natural Occurrence

not found in nature

Synonyms

dioxogermane germanium(IV) oxide PubMed: Synthesis, Surface Properties and Antimicrobial Activity of Some Germanium Nonionic Surfactants. PubMed: Determination of trace impurities in germanium dioxide by ICP-OES, ICP-MS and ETAAS after matrix volatilization: a long-run performance of the method. PubMed: Surfactant-free synthesis of GeO(2) nanocrystals with controlled morphologies. PubMed: Enhanced device performance of germanium nanowire junctionless (GeNW-JL) MOSFETs by germanide contact formation with Ar plasma treatment. PubMed: Thermodynamic properties of the α-quartz-type and rutile-type GeO2 from first-principles calculations. PubMed: Ab initio study of the high-temperature phase transition in crystalline GeO2. PubMed: High-fidelity chemical patterning on oxide-free germanium. PubMed: Surface-associated fucoxanthin mediates settlement of bacterial epiphytes on the rockweed Fucus vesiculosus. PubMed: [Effects of germanium on cell growth, polysaccharide production and cellular redox status in suspension cultures of protocorm-like bodies of Dendrobium huoshanense]. PubMed: Synthesis and biological activity of 3-(2, 8, 9-trioxa-aza-1-germatricyclo [3. 3. 3. 0] undecane-1-yl)-caffeic acid. PubMed: Metabolism of tellurium, antimony and germanium simultaneously administered to rats. PubMed: Functional changes on ascending auditory pathway in rats caused by germanium dioxide exposure: an electrophysiological study. PubMed: Dermal absorption of inorganic germanium in rats. PubMed: Versatile biomimetic dendrimer templates used in the formation of TiO2 and GeO2. PubMed: Role of mitochondrial dysfunction and mitochondrial DNA mutations in age-related hearing loss. PubMed: Germanium dioxide induces mitochondria-mediated apoptosis in Neuro-2A cells. PubMed: Oxygen sites and network coordination in sodium germanate glasses and crystals: high-resolution oxygen-17 and sodium-23 NMR. PubMed: Synthesis and structure of dilacunary decatungstogermanate, [gamma-GeW10O36]8-. PubMed: Simulated structural and thermal properties of glassy and liquid germania. PubMed: Cochlear damage due to germanium-induced mitochondrial dysfunction in guinea pigs. PubMed: Germanium dioxide as internal standard for simplified trace determination of bromate, bromide, iodate and iodide by on-line coupling ion chromatography-inductively coupled plasma mass spectrometry. PubMed: Analytical product study of germanium-containing medicine by different ICP-MS applications. PubMed: GeO2 fibers: preparation, morphology and photoluminescence property. PubMed: Synthesis, structural characterization, and thermal stability of a new layered germanate structure, Na4Ge16O28(OH)12. PubMed: Structural refinements of high-pressure phases in germanium dioxide. PubMed: The pathogenesis of experimental model of mitochondrial myopathy induced by germanium dioxide. PubMed: Synthesis and crystal structure of a novel germanate: (NH4)4[(GeO2)3(GeO1.5F3)2].0.67H2O. PubMed: Water structure around enkephalin near a GeO2 surface: a molecular dynamics study. PubMed: [Effect of coordinational germanium compounds on enzyme synthesis and activity]. PubMed: Direct formation of Ge-C bonds from GeO(2). PubMed: New opportunities for high-resolution solid-state NMR spectroscopy of oxide materials at 21.1- and 18.8-T fields. PubMed: On the structure of Ge/GeO2 glasses. PubMed: Preventive effect of germanium dioxide on the inhibition of gap junctional intercellular communication by TPA. PubMed: L-Arginine treatment may prevent tubulointerstitial nephropathy caused by germanium dioxide. PubMed: Kinetics of germanium dioxide in rats. PubMed: Enzyme histochemical study of germanium dioxide-induced mitochondrial myopathy in rats. PubMed: Hazard assessment of germanium supplements. PubMed: Photoinduced absorption change in germanosilicate preforms: evidence for the color-center model of photosensitivity. PubMed: Acute and subacute inhalation toxicity of germanium dioxide in rats. PubMed: Influence of propagermanium (SK-818) on chemically induced renal lesions in rats. PubMed: Low-frequency Raman scattering from CdS microcrystals embedded in a germanium dioxide glass matrix. PubMed: Experimental germanium dioxide-induced neuropathy in rats. PubMed: Chronic tubulointerstitial changes induced by germanium dioxide in comparison with carboxyethylgermanium sesquioxide. PubMed: Nephrotoxicity and neurotoxicity in humans from organogermanium compounds and germanium dioxide. PubMed: [The effect of silicon metabolism on genetic transformation in Bacillus subtilis]. PubMed: [An autopsy case of chronic germanium intoxication presenting peripheral neuropathy, spinal ataxia, and chronic renal failure]. PubMed: Dose dependency of germanium-dioxide-induced nephrotoxicity in rats. PubMed: Experimental germanium myopathy. PubMed: Nephrotoxicity in humans by the ultratrace element germanium. PubMed: Subacute nephrotoxicity of germanium dioxide in the experimental animal. PubMed: Germanium dioxide-induced nephropathy: a new type of renal disease. PubMed: [Evaluation of germanium dioxide neurotoxicity in rats and monkeys]. PubMed: [A case of persistent renal dysfunction following chronic intake of germanium dioxide-containing food. A long-term clinical observation with repeated kidney biopsy]. PubMed: Germanium-induced nephropathy: report of two cases and review of the literature. PubMed: [Combined effects of arsenous anhydride and germanium dioxide after their hygienic regulation in atmospheric air]. PubMed: Efficient single-pass Raman generation in a GeO2 optical fiber and its application to measurement of chromatic dispersion. PubMed: Difference spectrophotometric assay of 1,2-diphenolic drugs in pharmaceutical formulations -III. The simultaneous assay of levodopa and benserazide. PubMed: Difference spectrophotometric assay of 1,2-diphenolic drugs in pharmaceutical formulations II: Germanium dioxide reagent. PubMed: Spectrophotometric extracave titrations-VII Titrations with di-2-naphthylthiocarbazone. PubMed: Spectrophotometric extractive titrations-IV Determination of zinc in germanium dioxide and germanium chloride. PubMed: Substitution of germanium for boron in plant growth. PubMed: THE ERYTHROPOIETIC ACTION OF GERMANIUM DIOXIDE : II. THE SOURCE OF THE ERYTHROCYTHEMIA PRODUCED BY GERMANIUM DIOXIDE IN THE ALBINO RAT. PubMed: THE ERYTHROPOIETIC ACTION OF GERMANIUM DIOXIDE.