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China And ISO Make Classification Of Pharmaceutical Glass Jul 17, 2018

Material


 
Composition

Borosilicate glass

Soda lime glass

High borosilicate

Neutral borosilicate

Low borosilicate

Particle method of hydrolytic resistance

1st

1st

1st

2nd

Coefficient of linear thermal expansion

3.2-3.4

3.5-6.1

6.2-7.5

7.6-9.0

Hydrolytic resistance of inner surface

HC1

HC1

HC1 or HCB

HC2 or HC3

Acid resistance

1st

1st

1st

1st-2nd

Alkali resistance

2nd

2nd

2nd

2nd