Specification Sheet
Product Name Disperse Orange 11,
analytical standard
Product Number 42994
Product Brand SIAL
CAS Number 82-28-0
Molecular Weight 237.25
 
TEST SPECIFICATION
APPEARANCE (COLOR) Red to Very Dark Red and Red-Brown and Brown-Red
APPEARANCE (FORM) Powder or Crystals
PURITY (HPLC AREA %) ≥ 96.0 %
IDENTIFICATION (LC-MS) CORRESPONDS TO REQUIREMENTS
CARBON CONTENT 75.94 % (THEORY)
HYDROGEN CONTENT 4.67 % (THEORY)
NITROGEN CONTENT 5.90 % (THEORY)
PROTON NMR SPECTRUM CONFORMS TO STRUCTURE
RECOMMENDED RETEST PERIOD 36 MONTHS