Dissolve 1.0 g of ammonium metavanadate in 100 mL of concentrated sulfuric acid.
[top]Danger of the Mandelin reagent
1. Ammonium metavanadate - TOXIC. Toxic by inhalation, in contact with skin, and if swallowed. Irritating to eyes and respiratory system. Risk of serious damage to eyes. Possible risk of irreversible effects. Possiblem utagen. In case of accident or if you feel unwell, seek medical advice immediately. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing, gloves, and eye/face protection.
2. Sulfuric acid - OXIDIZER, ACID, TOXIC, CORROSIVE. Liquid and mist cause severe burns to all body tissue. May be fatal if swallowed. Harmful if inhaled.
Inhalation may case lung damage. Do not get liquid in eyes, on skin, or clothing. Wash thoroughly after handling. Avoid breathing vapors. Use with adequate ventilation. Do not add water to contents while in container because of violent reaction. Store in tightly closed container. Wear suitable protective clothing and gloves.