Arsenazo III - 11090

Code: 11090
Arsenazo III
for spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca
2,2′-(1,8-Dihydroxy-3,6-disulfonaphthylene-2,7-bisazo)bisbenzenearsonic acid; 2,7-Bis(2-arsonophenylazo)chromotropic acid
​for spectrophotometric det. of Th, Zr, U, Cd, Zn, Ca 

CAS Number: 1668-00-4 Linear Formula: C22H18As2N4O14S2 Molar Mass: 776.37 g/mol Beilstein Registry Number: 5717957 EC Number: 216-788-6 MDL Number: MFCD00036695
Catalog Number Packaging Size Container type Price QTY Cart
11090-25G 25G GLASS BOTTLE Contact
11090-5G 5G GLASS BOTTLE Contact
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Specifications

Property Value
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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Physical Properties

Property Value
Freezing point 320 °C
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Safety Information

Property Value
Hazard Class 6.1
Package Group II
UN ID 3465
GHS Classification Toxic; Environmental Hazard
Signal Word Danger
Hazard Statement(s) H301
H331
H410
Precautionary Statement(s) P284
P280
P280
P260