Microteaching on terms used in filtration .pharmaceutical Engineering .

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2. FILTRATION
Presented by
Ms. Prajakta Shinde
Assistant Professor,
Pharmaceutics Dept.
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3. LECTURE OUTCOMES
After this session student will able to:
 Know the definition of Filtration
 Understand the various terms and application of Filtration
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4. CONTENT
 Introduction
 Terms used in filtration process
 Applications of filtration
 Questions
 Summary
 References
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5. INTRODUCTION
 Filtration :- It may be define as a process of separation
of solid from a fluid by passing the same through a
porous medium that retains the solids but allows the fluid
to pass through .
 Clarification :- When solid are present in very low
concentration i.e. not exceeding 1.0 % w/v, the process of
its separation from liquid is called clarification. 5

6. TERMS USED IN FILTRATION
Slurry
Filter medium
Filter Cake
Filtrate
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7. APPLICATION OF FILTRATION
 Production of sterile products
 Bacteria proof filters
 Production of bulk drugs
 Production of liquid orals
 Waste water treatment.
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8. QUESTIONS FOR SPPU & GPAT
1.Define filtration.
2. Define filter cake and filter media .
3. Which of the following process is used to separate insoluble particles from
liquids?
a. Filtration
b. Extraction
c. Drying
d. Sieving
4. The slurry is…..
a. A suspension to be filtered
b. A porous membrane used to retain the solids
c. The solids which are present on the filter
d. A clear liquid passing through the filter.
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9. SUMMARY
The purpose of filtration in the pharmaceutical industry is to
remove impurities in the product and ensure that the API or
finished product meets the specified quality standards.
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10. REFERENCE
 C.V.Subhrmanyam ,Pharmaceutical Engineering, Vallabh
Prakashan ,Pg.382-384
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11. Thank you
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