SciShow
The 5,000-Year-Old Mystery of Ancient Egyptian Perfume
The ancient Egyptians were masters of embalming the dead, but they left no record of the ingredients in their balms and perfumes. Luckily, modern chemistry is unlocking those secrets. And it's telling us a lot more about their culture...
Crash Course
Synthesis and Column Chromatography: Crash Course Organic Chemistry
Even though all living things have a lot in common, different organisms can have very different reactions to the same organic chemicals. That means it’s really important for organic chemists to be able to purify chemicals and separate...
Bozeman Science
AP Biology Lab 4: Plant Pigments and Photosynthesis
Paul Andersen explains how pigments can be separated using chromatography. He shows how you can calculate the Rf value for each pigment. He then explains how you can measure the rate of photosynthesis using leaf chads and water...
Bozeman Science
Solutions
In this video Paul Andersen explains the important properties of solutions. A solution can be either a solid, liquid or gas but it must be homogeneous in nature. The solutes can not be separated with a filter and so either chromatography...
Curated Video
Forensics: Chromatography
Find out how chromatography can be used to create the chemical 'colour fingerprint' of a substance. What are the two chromatography methods and how are they used to solve crimes? Chemistry - Atoms And Bonding - Learning Points....
Curated Video
Leaf Chromatography
We separate the different pigments in a beech leaf using chromatography. The leaf is broken up and ground with sand and propanone before being transferred to some chromatography paper. This is then lowered into pigment solvent and we can...
Curated Video
Felt Tip Chromatography
We use chromatography to see what colours make up the ink in different coloured felt tip pens. Different coloured dots are drawn on a piece of chromatography paper and this is lowered into a chromatography jar containing water. We watch...
Curated Video
Forensics: Tools of CSI
A criminal has committed burglary and escaped the scene without leaving a fingerprint or trace of DNA. How can forensic scientists still solve the crime? Chemistry - Atoms And Bonding - Learning Points. There are many forensic techniques...
Curated Video
Other means of separation – Big reveal
What is it? ... It's chromatography! Material processes - Separating mixtures - Other means of separation A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to guess what the...
Curated Video
Advanced separation
Find out how advanced separation processes are used to separate substances in complex mixtures. Material processes - Separating mixtures - Other means of separation Learning Points Chromatography separates pigments in a liquid....
Curated Video
Exploring Black Markers with Chromatography
We are using a scientific method called chromatography to see what colours have been used by different manufacturers to make their black markers. Surprisingly black colour hides a bunch of bright colours. To take the experiment a bit...
Curated Video
Make Art with Science Experiment
When science and art mix! This is the simplest way to introduce somebody to chromatography. Collect all the materials, show children how it is done, and let them experiment with their own designs. What you need: - Paper kitchen...
Curated Video
GCSE Chemistry - Paper Chromatography #63
In this video you'll learn: - What chromatography is used for - The process for setting up and carrying out paper chromatography - What the mobile and stationary phases are
Curated Video
Gel Electrophoresis
"Gel Electrophoresis” explores the process of chromatography, focusing on gel electrophoresis and how it is used in the field of forensics.
Curated Video
Gas Chromatography
The video : “Gas Chromatography” explains the process of chromatography, with a focus on gas chromatography and how it can be used effectively in the field of forensics.
Catalyst University
Protein Purification Problem: SEC and pI
Protein Purification Problem: SEC and pI
Catalyst University
Biotechniques | Basics of Making His-Tags & Nickel Affinity Chromatography
As always, the steps of putting a gene insert into vector/plasmid AND nickel affinity chromatography depend on your specific lab and protocol. Here, we look at the general theory of engineering a poly-His tagged protein and Ni affinity...
FuseSchool
Tutorial: Paper & Thin Layer Chromatography
Be like a Chemistry Special Agent - learn the method of Thin Layer Chromotography and its applications. Thin Layer Chromatography is an important method in Police investigation work and you shouldn't miss it.
Curated Video
Chromatography Experiment: Investigating Inks or Pigments in Black Ink
The video discusses the process of chromatography and its application in investigating the inks or pigments in a sample of black ink. The experiment involves using filter paper as the stationary phase and water as the mobile phase. The...
Science Buddies
Candy Chromatography: What Colors Are in Your Candy?
How many dyes are in a bag of M&Ms? The answer might surprise you! Not every M&M color is a single dye; some are mixtures. You can discover all of the colors using a technique called paper chromatography. This video shows you...
Curated Video
Separating Mixtures: Techniques and Methods
The video is about the various techniques used to separate different components of a mixture. The presenter discusses the differences between mixtures and compounds, and how mixtures are not chemically combined, but rather just mixed. He...
Science Buddies
Paper Chromatography Experiments and Explanations
What food dyes are in your candy? Is black ink really black? What gives fall leaves their color? These are all questions that you can investigate using paper chromatography – a technique that can separate mixtures into their individual...
Science Buddies
Leaf Chromatography: Explore the Colors of Fall
Have you ever wondered what makes the bright colors of fall leaves? You can uncover all of their color pigments with a technique called paper chromatography. This video will show you how to set up and run the experiment yourself!