Arsenic(III) oxide 99.95-100.05% ACS primary standard

Supplier: Thermo Scientific Chemicals

Corrosive Warning

Environment Warning

Danger

Synonyms: di-Arsenic trioxide

033289-14 033289-22

AA33289-14EA 132.97 USD

AA33289-14 AA33289-22

Arsenic(III) oxide 99.95-100.05% ACS primary standard

Arsenic (III) oxide

MDL: MFCD00003433

Purity: 99.95-100.05 CAS No.: 1327-53-3 Molecular Formula: As2O3 Formula Weight: 197.84 Physical Form: Powder Density: 3.74 Melting Point: 312.3° Boiling Point: 465° subl. Merck Reference: 14,804 UN No.: 1561 MDL No.: MFCD00003433

Formula: As₂O₃
MW: 197.84 g/mol
Boiling Pt: 465 °C (subl.)
Melting Pt: 312.3 °C
Density: 3.74
Storage Temperature: Ambient

MDL Number: MFCD00003433
CAS Number: 1327-53-3
EINECS: 215-481-4
UN: 1561
ADR: 6.1,II
Merck Index: 14,804

Specification Test Results

Residue after ignition	0.02%
Insoluble in dilute hydrochloric acid	0.01%
Cl	0.005%
S	Pass test (Limit about 0.001%)
Sb	0.05%
PB	0.002%
Fe	5 ppm max.

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