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THIN LAYER CHROMATOGRAPHY

THIN LAYER CHROMATOGRAPHY

TYBSC Analytical Chemistry. THIN LAYER CHROMATOGRAPHY. Dr.Bhagure G.R. Contents. 2.2.1 Principle of Thin Layer Chromatography (TLC), Retardation factor R f. 2.2.2 Techniques in Thin Layer Chromatography A) Stationary phase coating materials B) Preparation of Plates

By aquarius
(943 views)

Process design for multisolute absorption

Process design for multisolute absorption

Process design for multisolute absorption. Prof. Dr. Marco Mazzotti - Institut für Verfahrenstechnik. 1. Variables. Once temperature, pressure and initial composition of the solvent are set we can consider them as data. This is a list of known variables:. y j,1. G. L.

By zanta
(147 views)

Recrystallization of para-dibromobenzene

Recrystallization of para-dibromobenzene

Recrystallization of para-dibromobenzene. Recrystallization of para-dibromobenzene. Remove Insoluble Impurities Remove Soluble Impurities Isolate Solid by Removing Trace Amounts of Solvent. Solvent ; Dissolve solid when hot, but solid will recrystallize /solidify in cold solvent.

By aquarius
(207 views)

สมบัติของสารละลาย ( Colligative properties)

สมบัติของสารละลาย ( Colligative properties)

สมบัติของสารละลาย ( Colligative properties). ว 30231 ปริมาณสัมพันธ์ สถานะของสาร และเคมีไฟฟ้า. นายศราวุทธ แสงอุไร ครูวิชาการสาขาเคมี โรงเรียนมหิดลวิทยานุสรณ์. วันที่ 13 พฤศจิกายน 2552. สมบัติของสารละลาย ( Colligative properties).

By chadrick
(274 views)

Precipitation and Net Ionic Reactions

Precipitation and Net Ionic Reactions

Precipitation and Net Ionic Reactions. Definitions. Solute: the substance that dissolves Solvent: the substance in which the solute is dissolved. Solution (soln.): solute dissolved in a solvent. Precipitation Reactions. Write a double replacement reaction.

By trent
(3 views)

Mixtures and Solutions TEST REVIEW

Mixtures and Solutions TEST REVIEW

Mixtures and Solutions TEST REVIEW. Pure Substances – They have only one kind of particle in them. What are 5 ways to separate mixtures? 1. evaporation 2. distillation 3. chromatography 4. Filtration 5. Fractional distillation

By addison
(126 views)

Plant oils

Plant oils

Plant oils. What is added to food?. Preservation. Need to make food last longer – preserve it Salt (remove water) Vinegar (pickling) Alcohol (kill microbes) Knowledge of chemistry Also use chemistry to improve flavours or appearance. Food additives. Substance added to a food

By drake
(175 views)

Food Science

Food Science

Food Science. What’s in your food?. Learning objectives. Understand what food additives are and why they are used. Preservation. Need to make food last longer – preserve it Salt (remove water) Vinegar (pickling) Alcohol (kill microbes) Knowledge of chemistry

By morwen
(225 views)

Solubility of organic compound organic chemistry II lab

Solubility of organic compound organic chemistry II lab

Solubility of organic compound organic chemistry II lab . Solubility of organic compound. Solubility:

By tieve
(230 views)

Protein Denaturation

Protein Denaturation

Protein Denaturation. FDSC400. Goals. Denaturation Balance of forces Consequences of denaturation. Effect of Temperature on Rate of Enzyme Action. rate. denaturant. Denaturation.

By hallie
(165 views)

Solutions

Solutions

Solutions. Solution: a well-mixed mixture that contains a solvent and at least one solute Solvent: the part of a solution present in the largest amount Solute: the part of a solution present in a lesser amount and dissolved by the solvent Solute = substance being dissolved

By elinor
(91 views)

LYCOPENE EXTRACTION FROM TOMATOES

LYCOPENE EXTRACTION FROM TOMATOES

LYCOPENE EXTRACTION FROM TOMATOES. ANA ÁLVAREZ MARTÍN LAURA HERNANDEZ SALAMANQUES. CONTENT. Introduction Extraction using a solvent Supercritical extraction Extraction assisted by enzyme. LYCOPENE. Type of carotenoid Aditive , colorant and antioxidant Tomato pomace Ripe tomatoes.

By arlo
(1371 views)

Chapter 5

Chapter 5

Chapter 5 . KEY WORDS. Scientific model. A way of picturing processes that can’t be seen. Ex. particle theory. Heterogeneous. Not uniformly mixed particles. Salad, smarties , homogenized milk, metal ores smog. Homogeneous.

By apria
(96 views)

Osmosis

Osmosis

Osmosis. The diffusion of water through a selectively permeable membrane. Important Terms …. Solute – substance getting dissolved Solvent – substance that dissolves the solute Solution – combination of solute and solvent Hypertonic – the solution with HIGHER concentration of solutes

By matteo
(149 views)

Fiber Analysis

Fiber Analysis

Fiber Analysis. How Fibers are Used. To identify and describe common weave patterns Fibers fall off and are picked up in normal activities becoming trace evidence. Fibers need to be collected within 24 hours. (Why?) Used to show: Fiber Type Color Possibility of Violence Point of Origin.

By foy
(95 views)

Solutions

Solutions

Solutions. Solutions . Homogeneous mixtures Solvent – the substance there is more of; it does the dissolving. Solute – the substance there is less of; it is being dissolved. Solute is dissolved in solvent. Solvated – when the solute is surrounded by solvent molecules.

By marv
(147 views)

Chemistry II Chapter 12 Review

Chemistry II Chapter 12 Review

Chemistry II Chapter 12 Review. Key Terms in chapter (solvent, solute, effervescence) Dilute can also be saturated Concentrated can also be unsaturated Molecules whose water solutions can carry electric current ionize in water. The rate at which a solid dissolves is not related to solubility.

By hiero
(82 views)

Section 14-3

Section 14-3

The Solvation Process. Solvation is the process of surrounding solute particles with solvent particles to form a solution. Solvation in water is called hydration.

By paniz
(160 views)

Schematic representation of Unit operations and Unit processes ,

Schematic representation of Unit operations and Unit processes ,

Schematic representation of Unit operations and Unit processes ,. a) Batch distillation column. Used to separate a liquid mixture based on relative volatility (differences in boiling points) - Operated in batch mode. b) Continuous distillation ( Fractionator ).

By craig
(542 views)

Lecture 14a

Lecture 14a

Lecture 14a. Heterocyclic Chemistry. Introduction I. Heterocycles are frequently found in biological system Oxygen atom(s) in the ring Oxirane (epoxide) are key intermediates in drug synthesis Tetrahydrofuran is commonly used solvent

By tomai
(166 views)

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