Table 5 Batch composition, Sn concentration, glass identification in microwave and conventional heating.

From: Preparation of colourless phosphate glass by stabilising higher Fe[II] in microwave heating

Batch Composition

Concentration of Sn

Glass melted in microwave heating (GM)

Glass melted in Conventional heating (GC)

Al2O3-9, Na2O-16, P2O5-74, Fe-1 (metal)

0

GM 0Sn

GC 0Sn

0.5

GM 0.5 Sn

GC 0.5 Sn

1

GM 1Sn

GC 1Sn

1.5

GM 1.5Sn

GC 1.5 Sn

95*(Al2O3-8, Na2O-15, P2O5-72) Fe–5

2

GMF5

GCF5