Dartmouth College
Dartmouth College: Chem Lab: Analytical Balance
Use this site to learn how analytical balances are used when you need a high degree of precision. Find out the proper use and care of this very sensitive instrument. Requires QuickTime plug-in for some features.
Dartmouth College
Dartmouth College: Chem Lab: Repipet
Learn what a repipet is and how it is used in this brief but informative site.
Dartmouth College
Dartmouth College: Chem Lab: Spectronic 20 Analog
This site explains how a Spec. 20 spectrometer measures the amount of visible light absorbed by a colored solution. Requires QuickTime plug-in for some features.
Dartmouth College
Dartmouth College: Chem Lab: Digital Spectrometer
This site explains how a digital spectrometer measures the amount of visible light absorbed by a colored solution.
Dartmouth College
Dartmouth College: Chem Lab: Scanning Spectrometer
The scanning spectrometer measures absorbance vs. wavelength for liquid samples. Directions on how to use this instrument are provided here.
Dartmouth College
Dartmouth College: Chem Lab: Volumetric Flask
What is a volumetric flask? What does it look like? How is it used? These questions are answered in this concise and informative site.
Dartmouth College
Dartmouth College: Chem Lab: Flasks, Beakers, & Graduated Cylinders
Find out the uses for Erlenmeyer flasks and beakers and graduated cylinders in this informative site.
Yale University
Yale University: General Chemistry Lab Techniques: Burets
Tutorial shows proper procedure for handling a buret and using this piece of laboratory equipment to measure liquid volume. View accompanying video full-length [18:00] or in segments.