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Boric anhydride

SIAL/339075 - 99.98% trace metals basis

Synonym: Boron trioxide

CAS Number: 1303-86-2
Empirical Formula (Hill Notation): B2O3
Molecular Weight: 69.62
EC Number: 215-125-8
MDL Number: MFCD00011315
Linear Formula: B2O3
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-339075-100G 100 g
$117.00
1/EA
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45-339075-500G 500 g
$476.00
1/EA
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assay 99.98% trace metals basis
density 2.46 g/mL at 25 °C (lit.)
form powder
grade for inorganic trace analysis
InChI 1S/B2O3/c3-1-5-2-4
InChI key JKWMSGQKBLHBQQ-UHFFFAOYSA-N
mp 450 °C (lit.)
Quality Level 100 
SMILES string O=BOB=O
vapor density >1 (vs air)
Application: Boric anhydride in sulfuric acid may be used as a scrubber to remove the hydrogen fluoride gas formed as a byproduct during the selective reduction of ketones to hydrocarbons using triethylsilane and boron trifluoride. In combination with hydroxyapatite, it may be used to catalyze the vapor-phase Beckmann rearrangement process to form nylon-6.
Packaging: 100, 500 g in poly bottle
Symbol GHS08  GHS08
Signal word Danger
Hazard statements H360D
Precautionary statements P201 - P308 + P313
Hazard Codes T
Risk Statements 60-61
Safety Statements 53-45
RIDADR NONH for all modes of transport
WGK Germany WGK 1
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 99.98% trace metals basis
mp 450 °C (lit.)
Density 2.46 g/mL at 25 °C (lit.)
UNSPSC 12352300

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