What is the meaning of super white glass? How much does super white glass cost per square meter?

How many millimeters thick super white glass?3mm super white glass 90; 4mm super white glass 100; 5mm super white glass 90; 6mm super white glass 100; 8mm super white glass 120; 10mm super white glass 140; 12mm super white glass 160; 15mm super white glass 240; 19mm super white glass 360; 5mm super white glass and above the thickness of toughening charges Single-counting.