Table 1 Composition of the studied glass analyzed by electron micro probe analyzer (EMPA) expressed in mol% of elements

From: Insight into the structure and chemical durability of Cr-bearing lead crystal glass

 

Cr 50

Cr 250

Cr 500

Cr 2000

Si

26.8

26.8

26.9

26.8

Na

0.6

0.6

0.6

0.6

K

7.2

7.2

7.3

7.3

Pb

3.6

3.6

3.5

3.6

Sb

0.1

0.1

0.1

0.1

Cr

0.002

0.006

0.013

0.028