Melting point :200-206 °C(lit.)
alpha :14 º (c=2, water 18 ºC)
refractive index :15 ° (C=2, H2O)
storage temp. :Keep in dark place,Inert atmosphere,Room temperature
solubility :Soluble in Chloroform,Dichloromethane,Ethyl Acetate,DMSO,Acetone,etc.
form :Crystalline Powder
color :White to very light yellow
Water Solubility :Soluble in water (100 mg/ml).
Sensitive :Hygroscopic
Merck :14,5636
BRN :4539715
CAS DataBase Reference :657-26-1(CAS DataBase Reference)
EPA Substance Registry System :Lysine dihydrochloride (657-26-1)

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. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.