A Secret Weapon For classification of emulsifying agents slideshare
A Secret Weapon For classification of emulsifying agents slideshare
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The dye exam observes emulsion droplets underneath a microscope immediately after incorporating an oil-soluble dye. If the continuous section is coloured and droplets are obvious, This is a W/O emulsion; if droplets are colored and the continual stage is clear, it is actually an O/W emulsion. The conductivity exam works by using electrodes - if a bulb glows, it really is an O/W emulsion, and Otherwise, It is just a
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Get in touch with to Action: Persuade the audience to examine further more, experiment, and share their insights into your various planet of emulsions.
This doc discusses formulation progress of semisolid dosage kinds. It describes the ideal Attributes of semisolids and differing kinds of semisolid bases Utilized in formulations. The real key bases stated incorporate oleaginous bases, absorbent bases, emulsion bases and water soluble bases.
This doc discusses theories of dispersion and methods for planning emulsions and suspensions. It covers four main theories of emulsion dispersion: viscousity idea, movie or adsorption theory, wedge idea, and interfacial pressure theory. Furthermore, it describes common emulsion preparing strategies like the dry gum system and wet gum system.
Inside of a water-in-oil emulsion, water droplets are dispersed within an oil section. This emulsion kind is commonly Utilized in skincare solutions like creams and lotions. It offers a protecting barrier over the pores and skin and helps prevent humidity decline. Butter and margarine exemplify w/o emulsions.
This document supplies an overview of the analysis of semisolid dosage types including ointments, creams, and suppositories. It discusses best Qualities of semisolids and categories of semisolids. Analysis approaches for ointments include things like screening for drug articles uniformity, penetration fee, drug release rate, absorption into bloodstream, and irritancy.
19. Nascent soap Oil section: olive oil/oleic acid; olive oil may possibly get replaced by other oils, but oleic acid should be additional Lime h2o: Ca(OH) two must be freshly well prepared.
It describes the methodology for every examination, including implementing ointments to skin or in vitro to measure check here properties like absorption level, penetration depth after a while, and microbial growth inhibition. The objective is to ensure ointments provide prescription drugs safely and securely and effectively from the skin within the meant price.
this ppt is quite simple and it has immence worth in Actual physical pharmacy. it has been ready according to the syllabus of WBUT & includes informations of elimentary label...
In addition, it explains the variations in between O/W and W/O emulsions and describes detection exams that will identify the emulsion variety. Last but not least, it provides examples of prevalent emulsifying agents like lecithin, soap, and gum and discusses their Homes and employs in emulsions.
This doc supplies information regarding pharmaceutical suspensions. It starts website by defining a suspension like a disperse program in which an insoluble strong internal section is uniformly dispersed all over an exterior liquid stage. Particle dimension is essential for suspensions to become classified as coarse or colloidal.
An emulsion can be an unstable combination of two immiscible liquids stabilized by an emulsifying agent. Emulsions have different pharmaceutical programs such as oral and topical drug delivery. The type of emulsion (e.
This document discusses pharmaceutical emulsions. It defines emulsions as mixtures of two immiscible liquids, with a single liquid dispersed as droplets in the opposite.