Melting point :133 °C (dec.)(lit.)
Boiling point :259.65°C (rough estimate)
Density :1.5
bulk density :480kg/m3
vapor pressure :<1 hPa ( 20 °C)
refractive index :1.4500 (estimate)
storage temp. :Store at +5°C to +30°C.
solubility :H₂O: 0.1 M at 20 °C, clear, colorless
form :Solid
Specific Gravity :1.5
color :White
PH :6.0-7.0 (25℃, 0.1M in H2O)
Odor :Odorless
PH Range :6.4 (0.1 molar solution)
Water Solubility :45 g/L (20 ºC)
Merck :14,537
BRN :3759830
Stability :Stable. Incompatible with strong acids.
InChI :1S/C2H2O4.2H3N.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);2*1H3;1H2
InChIKey :MSMNVXKYCPHLLN-UHFFFAOYSA-N
SMILES :OC(C(O)=O)=O.N.O.N
LogP :-1.193 (est)
CAS DataBase Reference :6009-70-7(CAS DataBase Reference)
EPA Substance Registry System :Diammonium oxalate monohydrate (6009-70-7)
Absorption :cut-off at 267nm in H2O at 0.1M

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P270 Do not eat, drink or smoke when using this product. 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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.