Melting point :98°C
Boiling point :418.21°C (rough estimate)
Density :1.8331 (rough estimate)
refractive index :1.5282 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :soluble in Methanol
form :powder to crystal
pka :0.55±0.32(Predicted)
color :White
Water Solubility :Sparingly soluble
Stability :Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference :632-58-6(CAS DataBase Reference)
EPA Substance Registry System :Tetrachlorophthalic acid (632-58-6)

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. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.