Glass, cleaning

Glass cleaned (without phosphor powder and mercury) and crushed... 

Dining glass cleaning operations, acetone splashed into a beaker used previously to contain potassium dichromate-sulfuric acid mixture and the solvent ignited. Alcohols behave similarly. 

Glass Cleaning and Solvents Used. A brief description is given in Vol 3 of Encycl, p C329-L under "Cleaning Solutions for Laboratory Glassware". A rather complete description is given... 

YOU CAN FOLLOW CRYSTALLIZATION OF MgSO . IN TEST TUBE, HEAT MIXTURE OF 5 ml WATER AND 1 TEASPOON EPSOM SALT UNTIL SALT DISSOLVES. POUR HOT SOLUTION OVER PANE OF GLASS CLEANED WITH DETERGENT. CRYSTALS MAKE NEEDLE-LIKE NETWORK. 

Marlex 5003 polyethylene crystallized from 0.04% solution in xylene at 85°C. then molded into 10 mil. sheets at 160°C. No surface treatment A—Polyethylene film (untreated) exposed to vapors of a boiling 1.1 hexane, heptane mixture for 5 minutes A—Polyethylene film (untreated) irradiated with a Van de Graaff generator to a dose of 10 Mrads O—Polyethylene film exposed to glass cleaning solution at 80°C. for 4 minutes... 

Percent roughness For value of/see curve Drawn tubing, brass, tin, lead, glass Clean steel, wrought iron Clean, galvanized Best cast iron Average cast iron Heavy riveted, spiral riveted ... 

If too much Canada balsam has been used, some of it usually spreads beyond the edge of the cover-glass, or on its surface. In this event wait until the balsam hardens, when it can be scratched off with a knife, and the surface of the glass cleaned with a rag moistened with turpentine oil or xylol. 

Use Photography, cleaning and boiler compounds, pH control of water, food additive, intermediate in thermochemical reactions, manufacture of glass, cleaning and bleaching textiles, analytical reagent. 

All glass is quartz, which passes UV, KEEP GLASS CLEAN ... 

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