Like charges repel each other while opposite charges attract. Coagulation is essentially a chemical process ionic layer compression adsorption and. Jan 19, 2017 coagulation testing monitoring hemostasis bleeding clotting. Most particles present in water have a negative charge, so they tend to repel each other. This disconnection approach to synthesis is now a fundamental part of every organic synthesis course. Water chemistry 109 introductory level workshop 1 chapter 7 water chemistry introduction to volunteer water quality monitoring training notebook water chemistry plays an important role in the health, abundance and diversity of the aquatic life that can live in a stream. Coagulation and rapid mixing coagulation is the process by which particles become destabilized and begin to clump together. The floc is subsequently removed in most cases by sedimentation. Evaluation and optimization of the coagulation rapid mixing step of the water treatment process includes a variety of aspects. The clotting system consists of a series of proteolytic reactions, in each of which an inactive precursor zymogen of a proteolytic enzyme is converted to the active enzyme. Cvg 32 physicalchemical unit operations of water and wastewater treatment lecture 8.
Coagulation is a process of accumulation and settling down of particles within a colloid. Engelhardt application development manager drinking water hach company photo by author the intent of this paper is to provide cursory information about coagulation, flocculation and clarification. If you need to do a presentation on chemistry, a powerpoint template on this topic will help you engage and entertain the audience during your talk. Coagulation is the process by which blood forms clots coagulation may also refer to. We tracked the number of qns venousblood specimens per month received by our coagulation laboratory from march 2008 to december 2012. Downloading a powerpoint template is easy and for free.
Sedimentation flocculation coagulation coagulation and flocculation coagulation and flocculationconsist of adding a flocforming chemical reagent to a water to enmesh or combine with nonsettleable colloidal solids and slowsettling suspended solids to produce a rapidsettling floc. Interventions involved communications that informed nurses and phlebotomists how to avoid drawing qns specimens and floor sweeps, in which laboratory staff searched for and removed expired vacuumbased. It is an important part of haemostasis whereby a damaged blood vessel wall is covered by a fibrin clot to stop haemorrhage and aid repair of the damaged vessel. When coagulation or clotting occurs in blood, it proceeds immediately after blood vessel damage. Scribd is the worlds largest social reading and publishing site. The molecular species or substance, which concentrates or accumulates at the surface is termed adsorbate and the material on the surface of which the adsorption takes. Coagulation coagulation civl 1112 water treatment coagulation and flocculation 37. Chapter 7 water chemistry introduction to volunteer water quality monitoring training notebook water chemistry plays an important role in the health, abundance and diversity of the aquatic life that can live in a stream. The formation of a clot is often referred to as secondary hemostasis, because it forms the second stage in the process of arresting the loss of blood from a ruptured vessel. Coagulation and flocculation are used to separate the suspended solids portion from the water. Blood coagulation bjorn dahlback under normal circumstances, the coagulation system is balanced in favour of anticoagulation. Coagulation is a gelling or clumping of particles, typically in a colloid. Coagulation is a chemical process that involves neutralization of charge.
Coagulation and flocculation prepared by husam alnajar the islamic university of gaza environmental engineering department water treatment eenv 4331 colour in water. Coagulation powerpoint presentation, chemistry, class 12. Coagulation and flocculation in water treatment slideshare. A chemistry powerpoint template can be the solution to improve your ppt presentation. Blood coagulation powerpoint template poweredtemplate. Excessive amounts of some constituents nutrients, or the lack. Whether it is an organic or inorganic reaction, it can be explained with free chemistry ppt backgrounds. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. Coagulant chemicals with charges opposite those of the suspended solids are added to the water to neutralize the negative charges on. This document is highly rated by biotechnology engineering bt students and has been viewed 962 times. Because electrocoagulation ec utilizes methods that precipitate out large quantities of contaminants in one operation, the technology is the distinct economical and environmental choice for industrial, commercial and municipal water treatment.
Nov 01, 2015 we tracked the number of qns venousblood specimens per month received by our coagulation laboratory from march 2008 to december 2012. Acrylamide is an organic compound with the chemical formula ch. Coagulation is the destabilization of colloids by addition of chemicals that neutralize the negative charges the. Coagulation and flocculation ppt download slideplayer. Coagulation testing a free powerpoint ppt presentation displayed as a flash slide show on id. Download the ios download the android app other related materials. The ion which is responsible for neutralization of charge on the colloidal particles is called the. Suspended particles vary in source, charge, particle size, shape, and density. Get to know about the coagulation of colloidal solutions, coagulation techniques and more with byjus. Coagulation and flocculation consist of adding a floc forming chemical reagent to a water to enmesh or combine with nonsettleable colloidal solids and slow. Principles of water treatment has been developed from the best selling reference work water treatment, 3rd edition by the same author team.
Generally, an ebook can be downloaded in five minutes or less. The term typically applies to the thickening of a liquid or sol, usually when protein molecules crosslink. Jan 09, 2016 surface chemistry ppt class 12 cbse chapter 5 1. You can use these chemistry ppt in your projects and presentations. Templates include iron, chemistry test tube, entropy, and nuclear medicine among others. Apr, 2020 polymers powerpoint presentation, science, chemistry, class 12 class 12 notes edurev is made by best teachers of class 12. Coagulation free download as powerpoint presentation. Ppt coagulation testing powerpoint presentation free to. Contentshaemostasisvascular phaseplatelet phaseclot formationclot retractionfibrinolysisbleeding disordersdiagnosis of bleeding disordersclinical implication in periodontology 2. They are typically used for treatment of wastewater containing colloids suspended particles and metal ions. Water treatment coagulation flocculation basics youtube. Free chemistry powerpoint templates are made, while keeping in mind students who are required to give clear. Treatment processes coagulation coagulation coagulation.
Chemlabs limited your partner in provision of quality diagnostic products. Coagulation and flocculation in water treatment is the property of its rightful owner. Coagulation is defined in a stricter sense as the destabilization of colloids. Coagulation and flocculation are wellknown techniques within wastewater treatment. Evaluation and optimization of the coagulationrapid mixing step of the water treatment process includes a variety of aspects. Free chemistry powerpoint templates are made, while keeping in mind students who are.
Blood vessel constriction and platelet aggregation is the first stage. This document is highly rated by class 12 students and has been viewed 20618 times. Coagulation is a chemical process that involves neutralization of charge whereas flocculation is a physical process and does not involve neutralization of charge. Zouboulis division of chemical technology, department of chemistry, aristotle university of thessaloniki, gr54124, greece. Powerpoint presentations ppt collection for chemistry. Chemical formula primary coagulant o aluminum sulfate alum. Coagulation water treatment, in colloid chemistry, a process in which dispersed colloidal particles agglomerate coagulation milk, the coagulation of milk into curd by rennet or acid blood gulch, a multiplayer map called coagulation in the video game halo 2. Ppt coagulation and flocculation in water treatment powerpoint presentation free to download id. Pdf coagulationflocculation processes in waterwastewater. Download free chemistry powerpoint templates and themes.
Adsorption the accumulation of molecular species at the surface rather than in the bulk of a solid or liquid is termed adsorption. The molecular species or substance, which concentrates or accumulates at the surface is termed adsorbate and the material on the surface of which the adsorption takes place is called adsorbent. If so, share your ppt presentation slides online with. In water treatment, coagulation flocculation involves the addition of compounds that promote the clumping of fines into larger floc so that they can be more easily separated from the water. Although the concept of the coagulation cascade represented a significant advance in the understanding of coagulation and served for many years as a useful model, more recent clinical and experimental observations demonstrate that the cascadewaterfall hypothesis does not fully and completely reflect the events of hemostasis in vivo. Zouboulis division of chemical technology, department of chemistry, aristotle university of thessaloniki, gr54124, greece email. Antagonists of vitamin k inhibit a vitaminkdependent posttranslational modification of several coagulation. Groundwater and surface water contain both dissolved and suspended particles. Aug 11, 2016 coagulation powerpoint presentation, chemistry, class 12, cbse biotechnology engineering bt notes edurev notes for biotechnology engineering bt is made by best teachers who have written some of the best books of biotechnology engineering bt.
Though i place them here to give my students 247 access, they may also be used by any teacher or student who can benefit from this resource. Thrombin is the key effector enzyme of the clotting cascade. Coagulation and flocculation presentation transcript. The adobe flash plugin is needed to view this content. But the phenomena are also wellknown from everyday life especially coagulation. Understand conventional treatment to remove turbidity understand turbidity and its primary constituents explain coagulation chemistry.
Coagulation and flocculation process fundamentals 1 coagulation and flocculation. Coagulation powerpoint presentation, chemistry, class 12, cbse biotechnology engineering bt notes edurev notes for biotechnology engineering bt is made by best teachers who have written some of the best books of biotechnology engineering bt. This page contains links to the powerpoint presentations that i will be using in class and some that i no longer use. Coagulation, flocculation and clarification of drinking water.
The salinity of the open ocean is about 35 ppt gkg but varies from about 31 to 45 ppt. Major clean up water treatment process are include in this ppt. In waters with higher ionic strengths the colloids are already present in a destabilized form. This knowledge will provide a basis for understanding the needs of the. Destabilization here has been caused by the mono and divalent ions present in the water electrostatic coagulation. Indeed, these technologies are essential processes in various disciplines, especially wastewater treatment. The coagulation of blood is a complex process during which blood forms solid clots. The coagulation is generally brought about by the addition of electrolytes. Coagulation testing monitoring hemostasis bleeding clotting. Coagulation is essentially a chemical process rapid mixing is required to. Higher salinity seawater is found in the mediterranean sea, red sea, and the persian gulf. Mar 18, 2020 coagulation powerpoint presentation, chemistry, class 12, cbse biotechnology engineering bt notes edurev is made by best teachers of biotechnology engineering bt.
Coagulation water purification chemical substances. Coagulation, flocculation and clarification of drinking water terry l. It should be noted that coagulation and flocculation can be used as a preliminary or intermediate process during wastewater treatment. Castellone, ms, mt ascp sh 2011 ascp annual meeting clinical project manager hematology and hemostasis siemens healthcare diagnostics. Nov 01, 2011 seawater pretreatment for reverse osmosis. Ppt coagulation testing powerpoint presentation free to download id. Ppt coagulation testing powerpoint presentation free. Ppt laboratory testing in coagulation powerpoint presentation free to download id. Coagulation and flocculation are wellknown technologies within the wastewater.
Pt, inr, and aptt testing, contd from page 2 the clsi recommends that the capped specimen tube be centrifuged for sufficient time and speed 10 minutes at 1500g at room temperature to consistently create plateletpoor plasma, since the presence of platelets in the specimen can shorten clotting times. Polymers powerpoint presentation, science, chemistry. Clinical chemistry uses many different methodologies, manual and fully automated tests, examines both very common and esoteric analytes, mixes basic chemistry with biochemistry, engineering, informatics and. Water treatment coagulation chemistry basics youtube. Coagulation, in physiology, the process by which a blood clot is formed. Electrical charges the chemistry of coagulation and flocculation is primarily based on the electrical properties of the particles. Coagulation is the destabilization of colloids by addition of chemicals that neutralize the negative charges. Coagulation is a water treatment process that causes very small suspended particles to attract to one another and form larger. The coagulationflocculation process can be used as a preliminary or intermediary step between other water or wastewater treatment processes like filtration and sedimentation. Nice powerpoint template will be great choice for medical presentations on thrombus, blood clot causes, blood coagulation, platelet plug, clotting, thrombosis, etc. Disorders in coagulation can lead to increased haemorrhage andor thrombosis and embolism. Coagulation is an essential component in water treatment operations. Interventions involved communications that informed nurses and phlebotomists how to avoid drawing qns specimens and floor sweeps, in which laboratory staff searched for and removed expired vacuumbased bloodcollection tubes vbcts from inpatient hospital floors. This presentation covers the importance of coagulation and flocculation in.
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