SiO2. A 0.5g sample, ground and sieved, is weighed out in a silver crucible ~45mm dia. and 50mm deep and is moistened with a few ml of 5% alcoholic KOH solution to prevent aggregation of the glass grains when heated. Ten times the weight of KOH is added and the crucible contents carefully brought in 3-4min to fusion over a small bunsen flame.
Origin
Unknown
Journal Title
Silikat Tech 13 2 1962 51-51
Sector
Primary Papers
Class
PP 1352