1.19208

Silver oxide 99+

for analysis 99+ EMSURE^®

• Synonym(s): Silver oxide 99+
• Empirical Formula (Hill Notation): Ag₂O
• CAS Number: 20667-12-3
• Molecular Weight: 231.74
• MDL number: MFCD00003404
• UNSPSC Code: 12352303
• EC Index Number: 243-957-1
• NACRES: NA.21

Properties

• Quality Level: 300
• product line: EMSURE^®
• assay: 99.0-101.0% Ag basis
• form: powder
• potency: 2820 mg/kg LD₅₀, oral (Rat)
• mp: >200 °C (decomposes)
• density: 7.2 g/cm³ at 20 °C
• bulk density: 950 kg/m³
• cation traces: Ag: 92.2-94.0%; Al: ≤10 ppm; Ca: ≤50 ppm; Cd: ≤10 ppm; Co: ≤10 ppm; Cr: ≤10 ppm; Cu: ≤50 ppm; Fe: ≤50 ppm; Hg: ≤100 ppm; Ir: ≤100 ppm; K: ≤50 ppm; Mg: ≤50 ppm; Mn: ≤10 ppm; Na: ≤100 ppm; Ni: ≤10 ppm; Os: ≤100 ppm; Pb: ≤50 ppm; Pd: ≤100 ppm; Pt: ≤100 ppm; Rh: ≤100 ppm; Ru: ≤100 ppm; Zn: ≤10 ppm
• storage temp.: 2-8°C
• InChI: 1S/2Ag.H2O/h;;1H2
• InChI key: VFWRGKJLLYDFBY-UHFFFAOYSA-N

Description

Analysis Note

Identity (elemental analysis): passes test
Assay (calculated of Ag): 99.0 - 101.0 %
Ag (Silver): 92.2 - 94.0 %
Al (Aluminium): ≤ 10 ppm
Ca (Calcium): ≤ 50 ppm
Cd (Cadmium): ≤ 10 ppm
Co (Cobalt): ≤ 10 ppm
Cr (Chromium): ≤ 10 ppm
Cu (Copper): ≤ 50 ppm
Fe (Iron): ≤ 50 ppm
Hg (Mercury): ≤ 100 ppm
Ir (Iridium): ≤ 100 ppm
K (Potassium): ≤ 50 ppm
Mg (Magnesium): ≤ 50 ppm
Mn (Manganese): ≤ 10 ppm
Na (Sodium): ≤ 100 ppm
Ni (Nickel): ≤ 10 ppm
Os (Osmium): ≤ 100 ppm
Pb (Lead): ≤ 50 ppm
Pd (Palladium): ≤ 100 ppm
Pt (Platinum): ≤ 100 ppm
Rh (Rhodium): ≤ 100 ppm
Ru (Ruthenium): ≤ 100 ppm
Zn (Zinc): ≤ 10 ppm

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• pictograms: GHS03,GHS05,GHS09
• signalword: Danger
• hcodes: H271 - H318 - H410
• pcodes: P210 - P220 - P273 - P280 - P283 - P305 + P351 + P338
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Eye Dam. 1 - Ox. Sol. 1
• Storage Class: 5.1A - Strongly oxidizing hazardous materials
• wgk_germany: WGK 2
• flash_point_f: Not applicable
• flash_point_c: Not applicable