Name | Silver tungstate |
Synonyms | SILVER TUNGSTATE Silver tungstate SILVER (I) TUNGSTATE SILVER TETRATUNGSTATE SILVER TUNGSTEN OXIDE Silver tetratungstate Silvertungstatewhitepowder disilver tetraoxidotungsten Disilver tungsten tetraoxide |
CAS | 13465-93-5 |
EINECS | 236-708-3 |
InChI | InChI=1/2Ag.4O.W/q2*+1;4*-1;+2/r2Ag.O4W/c;;1-5(2,3)4/q2*+1;-2 |
Molecular Formula | Ag2O4W |
Molar Mass | 463.57 |
Water Solubility | Insoluble in water. Soluble in potassium cyanide, ammonium hydroxide and nitric acid |
Appearance | Powder |
Color | Light yellow |
Exposure Limit | ACGIH: TWA 3 mg/m3NIOSH: TWA 5 mg/m3; STEL 10 mg/m3 |
Solubility Product Constant(Ksp) | pKsp: 11.26 |
Storage Condition | Room Temprature |
Sensitive | Light Sensitive |
MDL | MFCD00014147 |
Physical and Chemical Properties | solubility: soluble in nitric acid, potassium cyanide solution and ammonia, insoluble in water. |
Use | Used as a catalyst. |
Hazard Symbols | Xi - Irritant |
Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
WGK Germany | 3 |
overview | silver tungstate is light yellow monoclinic crystal or powder. Soluble in nitric acid, ammonia and potassium cyanide solution, insoluble in water. Preparation method: It is obtained by the action of silver nitrate solution and tungstate acid solution. |
Use | Used as analytical reagent Used as catalyst. |