kernite e四水硼砂
Fiery Kernite灼热水硼砂
kernite processing水绷砂处理技术
Luminous Kernite发光水硼砂
N(名词) a light soft colourless or white mineral consisting of a hydrated sodium borate in monoclinic crystalline form: an important source of borax and other boron compounds. Formula: Na2B4O7.4H2O 四水硼砂