Ammonium metavanadate

CAS: 7803-55-6
Molecular Formula: H4NO3V
Molecular Weight: 116.9782
Product description:A white crystalline powder, slightly soluble in cold water, soluble in hot water and dilute ammonia. Burning in the air into vanadium pentoxide, poisonous.Vanadium iron powder and charcoal powder after roasting, according to certain proportion mixed granulation and liquid alkali sodium vanadate, supernatant after enrichment, filtration, hydrochloric acid neutralization to pH7.5 ~ 8, filtration, the filtrate of heating to 70 ~ 80 ℃, the stir with ammonium chloride solution, precipitates after centrifugation, washing, drying, made partial ammonium vanadate crystals.1. Mainly used as chemical reagent, catalyst, drier, mordant, etc. 2. The ceramic industry is widely used as glaze. 3. Can be used for preparing vanadium pentoxide. 4. Used for instrument analysis, used for thin layer chromatography (TLC) was developed for the determination of phenol reagent spectrophotometry and penicillin class and phenothiazine drugs reagent.