| Message: | Obtained,by heating magnesium carbonate at 316 C with excess of phosphoric acid,as anhydrous powder,which is insoluble in water,little soluble in dilute acids,and soluble in concentrated sulphuric acid.Applications:-Optical glass,phosphate glass,special protective glass,fluorophosphate glass and radiation-resistant glass.It helps to make glass shaping by hardening slow,reducing glass crystallization tendency and improving the chemical stability and mechanical strength url:http://www.beryliumfluoride.com |
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