Specification Sheet
Product Name Orange II sodium salt,
Dye content ~85 %
Product Number O8126
Product Brand SIGMA
CAS Number 633-96-5
Molecular Weight 350.32
 
TEST SPECIFICATION
APPEARANCE ORANGE TO ORANGE BROWN POWDER
SOLUBILITY CLEAR TO SLIGHTLY HAZY ORANGE TO RED- ORANGE SOLUTION AT 1 MG/ML IN WATER
IR SPECTRUM CONSISTENT WITH STRUCTURE
CARBON 46.6-63.1%
NITROGEN 6.8-9.2%
DYE CONTENT APPROX 85%
DOCUMENT # O8126/07/28/05/1