... Factory supply directly 3. Good quality, competitive price 4. Free sample Brief introduction:Magnesium ChlorideAppearance: White flakePurity: ... raw material in the production of light buildingmaterials 4)Used to produce high quality magnesium tile, fireproof ... additive and solidifying agent for protein, ice-melting agentand freeze proof agent ,fire proof agent, dirty proof agent, cottondefoliant etc. ...