Me ntsis dawb los yog lub teeb daj, qab zib thiab tshuaj lom hmoov nrog lub ntiajteb txawj nqus ntawm 6.1 thiab refractive index 2.25.Nws tsis tuaj yeem yaj hauv dej, tab sis tuaj yeem yaj hauv hydrochloric acid thiab nitric acid.Nws tig mus rau grey & dub ntawm 200 ℃ nws tig mus daj ntawm 450 ℃, thiab nws muaj qhov zoo deductibility.Nws yog antioxidant nws muaj kev ua tau zoo ntawm kev tiv thaiv ultraviolet ray txias thiab kev laus.