Melting point :300-350°C (dec.)
Density :5.08 g/mL at 25 °C
storage temp. :Store at +5°C to +30°C.
solubility :insoluble in ethanol, ethyl ether, CS2
form :Crystalline
Specific Gravity :5.08
color :White to cream
PH :1.1 (100g/l, H2O, 25℃)
Water Solubility :soluble
Sensitive :Light Sensitive & Hygroscopic
Merck :14,5019
Stability :Stability Strong oxidizer - contact with combustible material may cause fire. Light and moisture sensitive. Incompatible with organic materials, combustible materials, water.
CAS DataBase Reference :12029-98-0(CAS DataBase Reference)
NIST Chemistry Reference :diiodine pentoxide(12029-98-0)
EPA Substance Registry System :Iodine oxide (I2O5) (12029-98-0)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H272 May intensify fire; oxidizer Oxidising liquids;Oxidising solids Category 2 Category 3 Danger Warning P210, P220, P221P280, P370+P378,P501 H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P220 Keep/Store away from clothing/…/combustible materials. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.