01 Ultramarine Blue Pigments
Ultramarine xiav muaj lub teeb nrawm nrawm, huab cua ceev, ua haujlwm rau alkali thiab kub stability txog li 350 ℃. Lub caij no, ultramarine xiav yog dav siv hauv cov khoom siv roj hmab thiab cov khoom yas vim nws qhov zoo dispersion thiab kev nyab xeeb. Nws muaj qhov zoo tshaj plaws rau ...