Melting point :1127 °C
Boiling point :1800-900°C
Density :6.95 g/mL at 25 °C(lit.)
refractive index :1.9968
Flash point :1800-1900°C
storage temp. :Store at +5°C to +30°C.
solubility :Soluble in hot concentrated alkalis, and concentrated acids. Insoluble in alcohol.
form :nanopowder
color :White to slightly gray
Specific Gravity :7
PH :4-5 (50g/l, H2O, 20℃)(slurry)
Water Solubility :INSOLUBLE
Hydrolytic Sensitivity :6: forms irreversible hydrate
Sublimation :1800-1900 ºC
Merck :14,8778
Exposure limits :ACGIH: TWA 2 mg/m3
NIOSH: IDLH 100 mg/m3; TWA 2 mg/m3 Stability :Stable.
CAS DataBase Reference :18282-10-5(CAS DataBase Reference)
EPA Substance Registry System :Tin dioxide (18282-10-5)

Symbol(GHS):
Signal word:	Danger
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 H317 May cause an allergic skin reaction Sensitisation, Skin Category 1 Warning P261, P272, P280, P302+P352,P333+P313, P321, P363, P501 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H372 Causes damage to organs through prolonged or repeated exposure Specific target organ toxicity, repeated exposure Category 1 Danger P260, P264, P270, P314, P501
Precautionary statements:	P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. 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. P314 Get medical advice/attention if you feel unwell.