应用
Ammonium tungsten oxide hydrate is widely utilized as a raw material for the synthesis of tungsten catalysts, which is used in a variety of reactions like oxidation, hydroxylation, hydrogenation and polymerization. It is used as a reagent for chemical analysis like medical diagnosis. It is used as a precursor material for the preparation of high-purity WO₃ which is used as thin-film substrate for certain semiconductor devices. It acts as a precursor to a variety of POM (polyoxometalates).

备注
Incompatible with strong oxidizing agents.

基本信息

MDL
MFCD00042673

EINECS
683-059-0

分子式
(NH₄)₆W₁₂O₃₉?xH₂O

分子量
2938.41(anhy)

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in water. Insoluble in alcohol.

GHS危害和防范说明

GHS符号

Hazard Statements
H302-H315-H319
Harmful if swallowed.Causes skin irritation.Causes serious eye irritation.

Precautionary Statements
P280a-P305+P351+P338-P301+P312a-P321-P332+P313-P501a
Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Specific treatment (see label).If skin irritation occurs: Get medical advice/attention.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
22-36/38
Harmful if swallowed.Irritating to eyes and skin.

安全等级
26-36/37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.This material and its container must be disposed of as hazardous waste

欧盟危险品标志

TSCA
是