Density :1.4795 (rough estimate)
refractive index :1.6500 (estimate)
storage temp. :room temp
form :Powder
color :Green
λmax :602 nm
ε(extinction coefficient) :≥27000 at 267-273nm
≥50000 at 599-605nm
≥7000 at 316-322nm Stability :Stable. Incompatible with strong oxidizing agents. Hygroscopic.
Major Application :diagnostic assay manufacturing
hematology
histology InChI :1S/C16H11N3O.ClHO4/c17-9-5-6-13-14(7-9)20-15-8-12(18)10-3-1-2-4-11(10)16(15)19-13;2-1(3,4)5/h1-8,17H,18H2;(H,2,3,4,5)
InChIKey :YZUJISGZMSLVAU-UHFFFAOYSA-N
SMILES :OCl(=O)(=O)=O.Nc1cc2OC3=CC(=N)C=CC3=Nc2c4ccccc14
EPA Substance Registry System :Benzo[a]phenoxazin-7-ium, 5,9-diamino-, perchlorate (41830-80-2)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P302+P352 IF ON SKIN: wash with plenty of soap and water. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.