Melting point :283 °C (dec.)(lit.)
Density :0.65
storage temp. :2-8°C
solubility :water: soluble1mg/mL
Colour Index :42090
form :Fine Crystalline Powder
color :Dark purple
Water Solubility :SOLUBLE
λmax :406 nm, 625 nm
ε(extinction coefficient) :≥10000 at 306-310nm in H2O
≥80000 at 627-631nm in H2O
≥9500 at 627-631nm in H2O Merck :14,1373
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :cleaning products
cosmetics
food and beverages
personal care Biological Applications :Treating coughing,sneezing,rhinorrhea,nasal obstruction,rhinitis; medical devices
Cosmetics Ingredients Functions :HAIR DYEING
COLORANT InChIKey :SGHZXLIDFTYFHQ-UHFFFAOYSA-L
SMILES :[Na+].[Na+].CCN(Cc1cccc(c1)S([O-])(=O)=O)c2ccc(cc2)C(=C3\C=C/C(C=C3)=[N+](\CC)Cc4cccc(c4)S([O-])(=O)=O)\c5ccccc5S([O-])(=O)=O
LogP :-0.320
IARC :3 (Vol. 16, Sup 7) 1987
EPA Substance Registry System :C.I. Acid Blue 9, disodium salt (3844-45-9)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:	P273 Avoid release to the environment.