Define emulsion and list the different emulsifying agents

Define emulsion and list the different emulsifying agents
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Definition: Emulsions are biphasic liquid preparation consisting of two immiscible liquid phasesone of which is dispersed as minute globules into other phase that is continuous phase and made miscible by addition of emulsifying agents. 

Examples: Gum acacia, tragacanth, agar, starch, pectin, iris moss, wool fat, egg yolk, gelatin. Methyl cellulose, Na CMC, SLS, Cetrimide, benzalkonium chloride, Glycerylesterglyceryl monoesters, Milk of magnesia, Mg oxide, Mg trioxide, Carbowax, cholesterol and lecithin.
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Define The term Clarification. Write the working of filter candle with neat diagram.

Description : Define The term Clarification. Write the working of filter candle with neat diagram.

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Define sieve number and enlist standards for sieves as per IP.

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Define the term “phagocytosis and antibodies”.

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Define aerosol. Classify aerosol. Give formula of aerosol with example.

Description : Define aerosol. Classify aerosol. Give formula of aerosol with example. 

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Define i) Arka ii)Gutika

Description : Define i) Arka ii)Gutika

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Define: i) Capping ii)Lamination

Description : Define: i) Capping ii)Lamination

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Define size separation. How will you grade the powder according to IP 1985.

Description : Define size separation. How will you grade the powder according to IP 1985.

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Define tablet as a dosage form along with advantages and disadvantages.

Description : Define tablet as a dosage form along with advantages and disadvantages.

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Define capsule as a dosage form along with its advantages and disadvantages.

Description : Define capsule as a dosage form along with its advantages and disadvantages. 

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Define Aerosols. What are advantages and disadvantages of Aerosols?

Description : Define Aerosols. What are advantages and disadvantages of Aerosols?

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Define the following terms: (i) Drug (ii) Dosage forms (iii) Excipients

Description : Define the following terms:  (i) Drug (ii) Dosage forms (iii) Excipients

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Define container and closure.

Description : Define container and closure.

Last Answer : Container is a device that holds the drug and it may or may not be in direct contact with the pharmaceutical preparations.  Closure is the device by means of which container can be opened and closed.

Define Pharmacopoeia. Give example.

Description : Define Pharmacopoeia. Give example.

Last Answer : Pharmacopoeia: Pharmakon means a drug and poein means to make . Pharmacopoeia is defined as a compressive book which is issued under the authority of government and contains a list of drugs and formulae used ... to which they must confirm. Example: I.P., B.P., USP, European Pharmacopoeia, etc. 

Define ‘Homogenisation’. Write the principle of homogenisation. Write in detail about ‘Colloidal Mill’.

Description : Define ‘Homogenisation’. Write the principle of homogenisation. Write in detail about ‘Colloidal Mill’.

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Define the terms-1) sublimation ii) evaporation

Description : Define the terms-1) sublimation ii) evaporation

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Define the terms size separation and sieves

Description : Define the terms size separation and sieves

Last Answer : Size separation: Is a process to separate particles according specified size. Sieve no: Sieve number indicates the number of meshes in a length of 2.54cm in each transverse direction parallel to the wires.