Boiling point :317.85℃ at 101.99kPa
Density :1.34g/cm3 at 20℃
vapor pressure :0Pa at 25℃
form :Solid:crystalline
InChI :InChI=1S/C8H6O4.2H3N/c9-7(10)5-3-1-2-4-6(5)8(11)12;;/h1-4H,(H,9,10)(H,11,12);2*1H3
InChIKey :CHCFOMQHQIQBLZ-UHFFFAOYSA-N
SMILES :C1(C([O-])=O)C=CC=CC=1C([O-])=O.[NH4+].[NH4+]
LogP :-3.49--3.36 at 22.4℃ and pH7
Dissociation constant :2.81-9.42 at 20℃

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