Tellurite And Fluorotellurite Glasses For Active And Passive

3. Glass batching and melting; MDO 69
Table (3.3): Chemicals used to batch glasses, final chemical state in glass, relative
molecular masses (RMM), purity and sources.
Batched as
RMM /
g.mol -1
‘Compound’
in glass
RMM /
g.mol -1
Purity /
wt. %
Source
TeO2 159.60 TeO2 159.60 99.9995 Alfa Aesar
Na2CO3 105.99 Na2O 61.98 99.9970 "
ZnO 81.37 ZnO 81.37 99.9995 "
ZnF2 103.37 ZnF2 103.37 99.9950 "
Bi2O3 465.96 Bi2O3 465.96 99.9995 "
Er2O3 382.56 Er2O3 382.56 99.9900 "
PbO 239.19 PbO 239.19 99.9995 "
WO3 231.85 WO3 231.85 99.9980 "
Nb2O5 265.81 Nb2O5 265.81 99.9985 "
PbF2 245.19 PbF2 245.19 99.9970 "
Yb2O3 394.08 Yb2O3 394.08 N/A Merck
GeO2 104.59 GeO2 104.59 N/A BDH
Fig. (3.1): Input window from the Batch program.