Melting point :>300 °C
Boiling point :>300°C
Density :1.445 Mg m-3
refractive index :1.5300 (estimate)
Flash point :>300°C
storage temp. :no restrictions.
solubility :1 M NaOH: soluble1mg/mL
form :Solid
pka :7.9(at 25℃)
color :Red
PH :6.8～8.4
PH Range :6.6(YELLOW)-8.0(RED)
Odor :Odorless
Water Solubility :0.77 g/L
λmax :557nm, 558nm, 360nm, 423nm, 433nm
Merck :14,7247
BRN :326470
Major Application :Display device, sol-gel matrix, photoreceptors, fuel cells, waveguides, paints, detergents, cosmetics, antiperspirant composition, diapers, screening bacteria, detecting viable cells, diagnosis of urogenital ureaplasmosis, treatment of pathogen infections, amyloid-associated diseases, glaucoma, pulmonary hypertension, asthma, chronic obstructive pulmonary disease, erectile dysfunction, Raynaud’s syndrome, heparin overdose, vulvodynia, wound healing, psychoactive drugs, evaluating dental caries activity
InChIKey :BELBBZDIHDAJOR-UHFFFAOYSA-N
LogP :3.020
CAS DataBase Reference :143-74-8(CAS DataBase Reference)
EPA Substance Registry System :Phenol Red (143-74-8)

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 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.