Arsenazo III ≥79% for spectrophotometric determination of Th, Zr, U, Cd, Zn, Ca, Fluka™

Supplier: Honeywell Chemicals
Danger

Synonyms: 2,2′-(1,8-Dihydroxy-3,6-disulphonaphthylene-2,7-bisazo)bisbenzenearsonic acid, 2,7-Bis(2-arsonophenylazo)chromotropic acid

11090-25G 11090-5G
11090-25GEA 746 GBP
11090-25G 11090-5G
Arsenazo III ≥79% for spectrophotometric determination of Th, Zr, U, Cd, Zn, Ca, Fluka™
Arsenazo III

For spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca

Formula: C₂₂H₁₈As₂N₄O₁₄S₂
MW: 776,38 g/mol
Boiling Pt: Decomposition
Melting Pt: 320 °C
Storage Temperature: Ambient
MDL Number: MFCD00036695
CAS Number: 1668-00-4
EINECS: 216-788-6
UN: 3280
ADR: 6.1,II

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Specification Test Results

Assay (HPLC) Min. 79 %
Colour of the solution complying
Loss on drying (110°C) Max. 10 %
Sulfated ash Max. 1 %
Calcium (Ca) Max. 500 ppm
Cadmium (Cd) Max. 50 ppm
Chromium (Cr) Max. 200 ppm
Magnesium (Mg) Max. 50 ppm
Molybdenum (Mo) Max. 50 ppm
Zinc (Zn) Max. 50 ppm
Absorbtion (1%/1cm) Min. 300
Absorption maximum 535 - 543 nm

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