Melting point :>205°C (dec.)
storage temp. :2-8°C
solubility :H₂O: 10 mg/mL, clear, colorless
form :Solid
color :White to Off-White
PH :5.5 to 7.5 (10g/L, 25 ℃)
optical activity :[α]20/D -30 to -20 °, c =5% (w/v) in water
biological source :bovine cartilage
Water Solubility :H2O: soluble 50mg/mL, clear to hazy, colorless to faintly yellow

Symbol(GHS):
Signal word:	Danger
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 H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger P280, P305+P351+P338, P310
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. P310 Immediately call a POISON CENTER or doctor/physician. 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.