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Question

Pharmaceutics Question on Emulsions

Amixture of emulsifier A and emulsifier B with values of 4 and 14 respectively are to be mixed in a proportion to get mixture with required HLB 12. What is the weight of individual emulsifier that is to be taken to have a total weight of 7 gm ?

A

A = 5.8 gm and B = 1.2 gm

B

A = 1.4 gm and B = 5.6 gm

C

A = 5.6 gm and B = 1.4 gm

D

A = 1.2 gm and B = 5.8 gm

Answer

A = 1.4 gm and B = 5.6 gm

Explanation

Solution

The correct option is (B) : A = 1.4 gm and B = 5.6 gm