Molecular Formula | O5V2 |
Molar Mass | 181.88 |
Density | 3.35 g/mL at 25 °C(lit.) |
Melting Point | 690 °C |
Boling Point | 3380°C(lit.) |
Flash Point | 1750°C |
Water Solubility | 1 g/125 mL |
Solubility | H2O: soluble |
Vapor Presure | 8 mm Hg ( 20 °C) |
Appearance | turnings |
Specific Gravity | 3.357 |
Color | Orange |
Exposure Limit | OSHA: Ceiling 0.5 mg/m3; Ceiling 0.1 mg/m3NIOSH: TWA 1 mg/m3; STEL 3 mg/m3; Ceiling 0.05 mg/m3 |
Merck | 14,9921 |
PH | 4 (50g/l, H2O, 20℃)(slurry) |
Storage Condition | Poison room |
Stability | Stable. Incompatible with chlorine, chlorates, acids, alkali metals, interhalogens. |
Physical and Chemical Properties | Vapor pressure: 8mm Hg ( 20 ° C) solubility: H2O: soluble storage conditions: pot room WGK Germany:3 RTECS:YW1355000 |
Risk Codes | R36/38 - Irritating to eyes and skin. R68 - Possible risk of irreversible effects R63 - Possible risk of harm to the unborn child R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R48/23 - R37 - Irritating to the respiratory system R20/22 - Harmful by inhalation and if swallowed. R41 - Risk of serious damage to eyes R48/20 - R34 - Causes burns R40 - Limited evidence of a carcinogenic effect R26/27/28 - Very toxic by inhalation, in contact with skin and if swallowed. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S38 - In case of insufficient ventilation, wear suitable respiratory equipment. S36/37 - Wear suitable protective clothing and gloves. S36 - Wear suitable protective clothing. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S23 - Do not breathe vapour. |
UN IDs | UN 3289 6.1/PG 2 |
WGK Germany | 3 |
RTECS | YW1355000 |
FLUKA BRAND F CODES | 10 |
TSCA | Yes |
HS Code | 28253010 |
Hazard Class | 8 |
Packing Group | III |
Toxicity | LD50 orally in Rabbit: 400 - 500 mg/kg LD50 dermal Rat > 2000 mg/kg |
orange-yellow or red-brown crystalline powder or rust-brown orthorhombic products. Melting point 69 0 deg C; d3. 35. About 700 to 1125 degrees C decomposition. The product is soluble in about 125mL water, soluble in concentrated acid and alkali solution, insoluble in ethanol. Its acidic solution can be reduced by sulfur dioxide. Non-combustible. Contact with chlorine trifluoride and lithium reacted vigorously.
ammonium metavanadate was heated to 350 to 500 ° C. And subjected to roasting decomposition to obtain vanadium pentoxide.
is used as a spectral analysis reagent, a catalyst, an ultraviolet blocking agent for glass, and a developer.
rat oral LDso: 10 mg/kg. Damage to the respiratory system and skin. Staff should be protected. If the skin and eyes are touched, they should be immediately rinsed with plenty of water. Store in a cool, ventilated warehouse. Keep away from fire and heat source. Protection from direct sunlight. The packaging must be sealed and free from moisture. Should be stored separately from the alkali, acid, oxidant, etc.