oxo(oxoerbiooxy)erbium

Names

[ CAS No. ]:
12061-16-4

[ Name ]:
oxo(oxoerbiooxy)erbium

[Synonym ]:
Dierbium trioxide
Erbium(III) oxide
oxo(oxoerbiooxy)erbium
EINECS 235-045-7
MFCD00010991

Chemical & Physical Properties

[ Density]:
8.64

[ Boiling Point ]:
3000ºC

[ Melting Point ]:
2400ºC

[ Molecular Formula ]:
Er₂O₃

[ Molecular Weight ]:
382.516

[ Exact Mass ]:
379.845337

[ PSA ]:
43.37000

[ Water Solubility ]:
insoluble

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KD9250000

CHEMICAL NAME :: Erbium trioxide

CAS REGISTRY NUMBER :: 12061-16-4

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: Er2-O3

MOLECULAR WEIGHT :: 382.52

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,619,1993 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >5 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 12,619,1993

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
KD9250000

[ HS Code ]:
2846901920

Customs

[ HS Code ]: 2846901920

Articles

The spectroscopic properties of Er(3+)-doped TeO(2)-Nb(2)O(5) glasses with high mechanical strength performance.

Spectrochim. Acta. A. Mol. Biomol. Spectrosc. 62(1-3) , 431-7, (2005)

(100-x)TeO(2)-xNb(2)O(5) (x=5-20) niobic tellurite glasses doped with 0.5 mol.% Er(2)O(3) were synthesized, and their thermal, mechanical, and spectroscopic properties were measured and compared to th...

Design of poly(ethylene glycol)/streptavidin coimmobilized upconversion nanophosphors and their application to fluorescence biolabeling.

Langmuir 24 , 8864-8870, (2008)

Infrared-to-visible upconversion phosphors (i.e., rare earth ion-doped Y2O3 nanoparticles (UNPs)) were synthesized by the homogeneous precipitation method. Because the charge on the erbium (Er) ion-do...

Dosimetric optimization of postproduction neutron-activated erbium-170-oxide-enriched pancreatin.

J. Nucl. Med. 36(5) , 888-92, (1995)

The feasibility of postproduction neutron activation of an enteric-coated pancreatic enzyme preparation for in vivo gastric emptying studies has been investigated.During production of this multicompon...