نتایج جستجو برای 'IT'
(2 محصول از 2 شرکت)
 
قیر : Bitumen
قیر : Bitumen

Bitumen : قیر Bitumen is primarily used to pave roads. It is a brown or black mixture of hydrocarbons which is derived from petrole...

Celestite
Celestite

Celestite (SrSO4) also known by its IMA accepted name celestine is a naturally occurring type of strontium sulfate. It is a common sulf...