Give advantages and disadvantages of glass as a material used for pharmaceutical container and state its types.

Give advantages and disadvantages of glass as a material used for pharmaceutical container and state its types.
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1 Answer

Answer :

Advantages:  

 Economical.

 Available in variety of sizes and shapes.

 Chemically inert, impermeable, strong and rigid.

 Does not deteriorate with age.

 Easy to label.

 Excellent barrier against light.

Disadvantages:  

 Fragile, easy to break.

 Heavy, Bulky to carry.

 Leaching and absorption of alkalis.

 Flake formation

Types of Glass: 

1. Neutral Glass (Type-I)

2. Surface treated soda-lime glass (Type-II)

3. Regular soda-lime glass or Alkali glass (Type-III).

4. General Purpose soda-lime glass (Type-IV).
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