Release of zinc and phosphate ions from glasses has been studied in aqueous media (pH - 5.7, 6.5 and 8.0). The results indicated that by optimising the zinc:phosphate and phosphate:water ratios in the glass composition the release of zinc and phosphate can be controlled for agricultural purposes.
Origin
Central Glass And Ceramic Research Institute, Calcutta
Journal Title
Trans Indian Ceram Soc 1988 47 4 115-119
Sector
Special Glass
Class
S 269