11090
Fluka

Arsenazo III

SKU
11090
for spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca
Synonym(s)
2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid; 2,7-Bis(2-arsonophenylazo)chromotropic acid
General Information:
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Brand
Fluka
UNSPSC Code
12161500
Beilstein Registry Number CAS Numbers (All) EC Number
Linear Formula
C22H18As2N4O14S2
MDL Number Molar Mass
776.37 g/mol
Synonyms
2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid; 2,7-Bis(2-arsonophenylazo)chromotropic acid

Documents

Specifications

PropertyValue
Assay (HPLC)min. 79 %
Colour of the solutioncomplying
Loss on drying (110°C)max. 10 %
Sulfated ashmax. 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 maximum535 - 543 nm

Properties

PropertyValue
Boiling Point/RangeDecomposition
ColorDark Brown
DensityNo data available
FlashpointNot applicable
FormSolid
GradeGeneral Indicators
Incompatible MaterialsOxidizing agents
Lower Explosion LimitNo data available
Melting Point/Range320 °C
Partition CoefficientNo data available
Solubility in WaterNo data available
Storage TemperatureAmbient
Upper Explosion LimitNo data available
Vapor PressureNegligible
ViscosityNot applicable
pH-ValueNo data available

Safety Information

PropertyValue
Hazard Class6.1
Package GroupII
UN IDUN3280
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