Melting point :decomposes [CRC10]
Boiling point :318.08°C (rough estimate)
alpha :32.4 º (c=1.84, H2O)
Density :1.601 g/mL at 25 °C(lit.)
vapor pressure :0.001Pa at 20℃
refractive index :1.4800 (estimate)
storage temp. :room temp
solubility :H₂O: 1 M at 20 °C, clear, colorless
form :crystalline
Specific Gravity :1.601
color :White semi-transparent
PH :6.0-7.5 (25℃, 1M in H2O)
PH Range :5 - 7
Water Solubility :63 g/L (15 ºC)
Sensitive :Hygroscopic
λmax :λ: 260 nm Amax: 0.052
λ: 280 nm Amax: 0.039 BRN :6120352
Stability :Stable. Incompatible with strong acids.
LogP :-5.6 at 20℃
CAS DataBase Reference :3164-29-2(CAS DataBase Reference)
NIST Chemistry Reference :Ammonium tartrate(3164-29-2)
EPA Substance Registry System :Diammonium tartrate (3164-29-2)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H402 Harmful to aquatic life Hazardous to the aquatic environment, acute hazard Category 3 H412 Harmful to aquatic life with long lasting effects Hazardous to the aquatic environment, long-term hazard Category 3 P273, P501
Precautionary statements:	P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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. P321 Specific treatment (see … on this label). P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P362 Take off contaminated clothing and wash before reuse.