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AREA 5 - DOSAGE FORMS > PROBLEMS IN EMULSION STABILITY > Flashcards

PROBLEMS IN EMULSION STABILITY Flashcards

1
Q

Problems in emulsion stability

A

Creaming
Sedimentation
Phase Inversion
Flocculation/Aggregation
Coalescence
Breaking/Cracking

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2
Q

The upward movement of dispersed globules

A

Creaming (o/w)

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3
Q

The downward movement of dispersed globules

A

Sedimentation (w/o)

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4
Q

An o/w changes to a w/o emulsion or vice versa

A

Phase inversion

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5
Q

The dispersed globules come together but do not fuse

A

Flocculation/Aggregation

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6
Q

Complete fusion of droplets

A

Coalesce

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7
Q

Total separation of the two phase

A

Breaking/Cracking

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8
Q

Reversible

A

Creaming
Sedimentation
Flocculation/Aggregation

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9
Q

Irreversible

A

Coalescence
Breaking/Cracking

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AREA 5 - DOSAGE FORMS (39 decks)

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