The product of ion-exchange membrane electrolysis from Bayer liquor is Bayerite according to the pattern of X-ray diffraction.

X射线衍射明，离子膜电解种的产品为耳型铝。

Metal hydroxides like aluminium trihydroxide (ATH) or magnesium dihydroxide (MDH) are commonly used halogen-free flame retardants in polyolefins.

金属物如铝（ATH）或镁（MDH）是常用的无卤阻燃体系。