Melting point :230 °C (dec.)(lit.)
Density :0.981 g/mL at 25 °C
storage temp. :Store at +15°C to +25°C.
solubility :H2O: soluble1mg/mL
form :Solid
pka :4.7(at 25℃)
color :Green
Odor :Characteristic odour
PH Range :4(Yellow)-5.6(Blue)
Water Solubility :Soluble in water and ethanol.
λmax :617nm, 400nm
Stability :Stable. Incompatible with strong oxidizing agents.
Major Application :Colloidal pigments
InChIKey :HEFSGAHJDGZCHA-UHFFFAOYSA-M
CAS DataBase Reference :62625-32-5(CAS DataBase Reference)
EPA Substance Registry System :Phenol, 4,4'-(2,2-dioxido-3H-1,2-benzoxathiol-3-ylidene)bis[2,6-dibromo-3-methyl-, monosodium salt (62625-32-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 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. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.