Synonyms: Arsenic trioxide; Arsenous acid
CAS Number: 1327-53-3
Formula: As2O3
Formula Weight: 197.84
Linear Formula: As2O3
MDL No.: MFCD00003433
Purity: 99.95-100.05%
EC Number: 215-481-4
UNSPSC Code: 12352300
RTECS: CG3325000
RIDADR: UN 1561 6.1 / PGII
WGK Germany: 3
R Codes: 45-28-34-50/53
S Codes: 53-45-60-61
IOD Codes: T+,N
Symbol: GHS05, GHS06, GHS08, GHS09
Signal Word: Danger
Hazard Statements: H300-H314-H350-H410
Precautionary statements: P201-P280-P301 + P310 + P330-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338-P308 + P313