17971

Arsenic(III) oxide

reference material for titrimetry, certified by BAM, >99.5%

• Synonyma: Arsenic trioxide, Arsenous acid
• Empirický vzorec (Hillův zápis): As₂O₃
• Číslo CAS: 1327-53-3
• Molekulová hmotnost: 197.84
• PubChem Substance ID: 329751594
• eCl@ss: 38080102
• UNSPSC Code: 41116107
• NACRES: NA.24
• EC Number: 215-481-4
• MDL number: MFCD00003433

Vlastnosti

• grade: reference material
• Quality Segment: 100
• assay: >99.5%
• quality: certified by BAM
• technique(s): titration: suitable
• application(s): agriculture; environmental
• format: neat
• SMILES string: O=[As]O[As]=O
• InChI: 1S/As2O3/c3-1-5-2-4
• InChI key: IKWTVSLWAPBBKU-UHFFFAOYSA-N

Popis

General description

Arsenic(III) oxide is a volumetric standard produced under rigorous conditions and measured with the highest possible precision. Its content determination and homogeneity assessment are carried out using volumetric redox titration as the primary analysis method.

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This compound is listed in the SVHC (Substances of very high concern) candidate list of ECHA (European Chemicals Agency)

Application

The reference material is to be used as a reductometric standard for titer determinations in redox titrations.

Features and Benefits

• Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
• Traceable to NIST standard reference material
• Offers accurate titer determinations
• Accompanied by a certificate of analysis (CoA)

Analysis Note

Exact concentration, expiry date and detailed information on certification can be found on the certificate and certification report, included in each package. Content and expiry date on label.

Bezpečnostní informace

• pictograms: GHS06,GHS08,GHS05,GHS09
• signalword: Danger
• hcodes: H300,H314,H350,H372,H410
• pcodes: P260 - P273 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Skin Corr. 1B - STOT RE 1
• target_organs: Respiratory system,Cardio-vascular system,Gastrointestinal tract
• Skladovací třída: 6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges