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11615

Boric anhydride

granulated, ≥98.0% (T)

Synonym(s):

Boron trioxide

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Size/SKUAvailabilityPrice
1 kg

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$133.00

About This Item

Empirical Formula (Hill Notation):
B2O3
CAS Number:
Molecular Weight:
69.62
PubChem Substance ID:
eCl@ss:
38120103
UNSPSC Code:
12352306
NACRES:
NA.21
EC Number:
215-125-8
MDL number:
Assay:
≥98.0% (T), 98.0-102.0% (titration)
Form:
solid

$133.00


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vapor density

>1 (vs air)

Quality Segment

assay

≥98.0% (T), 98.0-102.0% (titration)

form

solid

quality

granulated

loss

≤3% loss on ignition, 800 °C

mp

450 °C (lit.)

density

2.46 g/mL at 25 °C (lit.)

cation traces

Fe: ≤300 mg/kg

SMILES string

O=BOB=O

InChI

1S/B2O3/c3-1-5-2-4

InChI key

JKWMSGQKBLHBQQ-UHFFFAOYSA-N

Application

Boric anhydride also referred to as boron trioxide or boron oxide (B2O3) has been used for preparing specimens of Bi4B2O9 ceramics. It has also been used for WO3/B2O3/Al system for investigating the impact of Ar gas pressure on the SHS reaction products.

Biochem/physiol Actions

Boric anhydride is an oxide of boron that shows antimicrobial property along with lower aminoalcohols.

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This Item
1567820285172016
description

granulated, ≥98.0% (T)

description

puriss. p.a., ≥98% (T)

description

99.999% trace metals basis

description

≥97.0% (NT)

form

solid

form

solid

form

crystals or chunks

form

solid

assay

≥98.0% (T), 98.0-102.0% (titration)

assay

≥98% (T)

assay

99.999% trace metals basis

assay

≥97.0% (NT)

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

mp

450 °C (lit.)

mp

450 °C (lit.)

mp

450 °C (lit.)

mp

-

density

2.46 g/mL at 25 °C (lit.)

density

2.46 g/mL at 25 °C (lit.)

density

2.46 g/mL at 25 °C (lit.)

density

-

cation traces

Fe: ≤300 mg/kg

cation traces

Cr: ≤5 mg/kg, Pb: ≤30 mg/kg, K: ≤30 mg/kg, Zn: ≤5 mg/kg, Co: ≤5 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ni: ≤5 mg/kg, Ca: ≤10 mg/kg, Na: ≤200 mg/kg, Tl: ≤10 mg/kg, Fe: ≤5 mg/kg, Mo: ≤5 mg/kg, Mg: ≤20 mg/kg, Sr: ≤5 mg/kg, Cu: ≤5 mg/kg, Cd: ≤5 mg/kg, Mn: ≤5 mg/kg, Al: ≤50 mg/kg, Ag: ≤5 mg/kg

cation traces

-

cation traces

-


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Pictograms

Health hazard

Signal Word

Danger

Hazard Codes

Hazard Classifications

Repr. 1B

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

dust mask type N95 (US), Eyeshields, Gloves



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