Melting point :1412 °C (lit.)
Boiling point :2567 °C (lit.)
Density :8.559 g/mL at 25 °C (lit.)
storage temp. :15-25°C
solubility :soluble in dilute acid solutions
form :powder
Specific Gravity :8.54
color :Silver-gray
PH :0.5 (20°C in H2O)
Resistivity :89 μΩ-cm, 20°C
Water Solubility :reacts slowly with H2O; soluble dilute acids [HAW93]
Electrical Conductivity :1.1× 10⁶S/m
Thermal Conductivity :11 W/(m·K)
Sensitive :Air & Moisture Sensitive
Merck :13,3515
Exposure limits :ACGIH: TWA 2 ppm; STEL 4 ppm
OSHA: TWA 2 ppm(5 mg/m3)
NIOSH: IDLH 25 ppm; TWA 2 ppm(5 mg/m3); STEL 4 ppm(10 mg/m3) InChI :1S/Dy
InChIKey :KBQHZAAAGSGFKK-UHFFFAOYSA-N
SMILES :[Dy]
Bulk Modulus :40.5 GPa
Hardness, Vickers :44
Poissons Ratio :0.237
Shear Modulus :24.7 GPa
CAS DataBase Reference :7429-91-6(CAS DataBase Reference)
EPA Substance Registry System :Dysprosium (7429-91-6)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H228 Flammable solid Flammable solids Category 1 Category 2 Danger Warning P210, P240,P241, P280, P370+P378 H251 Self-heating; may catch fire Self-heating substances and mixtures Category 1 Danger 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 H413 May cause long lasting harmful effects to aquatic life Hazardous to the aquatic environment, long-term hazard Category 4
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P235 Keep cool. P240 Ground/bond container and receiving equipment. P273 Avoid release to the environment. 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.