铬
CAS号：12018-01-8
品名：MAGTRIEVE(TM)chromiumdioxide
中文别名：MAGTRIEVE(TM)
英文别名：MAGTRIEVE(TM);Chromiumdichloride;CHROMOUSCHLORIDE;chromiumoxychloride;chromylchloride;chromiumchloride;
分子式：CrO2
分子量：83.9949
精确质量：83.9303
Psa：34.14
RTECS号：GB6400000
EINECS号：234-630-4
MDL号：MFCD00049888
PubChem号：24871674
密度：4.85 g/mL at 25ºC(lit.)
熔点：&>375ºC (dec.)(lit.)
安全说明：S26; S36
危险类别码：R36
危险品标志：Xi
信号词：Warning
危险性防范说明：P305 + P351 + P338
危险标志：GHS07
危险性描述：H319
简介：Chromiumdioxideorchromium(IV)oxideisaninorganiccompoundwiththeformulaCrO2.Itisablacksyntheticmagneticsolid.Itoncewaswidelyusedinmagnetictapeemulsion.WiththeincreasingpopularityofCDsandDVDs,theuseofchromium(IV)oxidehasdeclined.However,itisstillusedindatatapeapplicationsforenterprise-classstoragesystems.Itisstillconsideredbymanyoxideandtapemanufacturerstohavebeenoneofthebestmagneticrecordingparticulateseverinvented.
