Arsenazo III ≥79% for spectrophotometric determination of Th, Zr, U, Cd, Zn, Ca, Fluka™
Fornitore: Honeywell Chemicals
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Pericolo
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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
876.78
EUR
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 Peso molecolare: 776,38 g/mol Punto di ebollizione: Decomposition Punto di fusione: 320 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00036695 CAS Number: 1668-00-4 EINECS: 216-788-6 UN: 3280 ADR: 6.1,II |
Risultati del test di specificazione
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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