Youtor
Principles of Preparing Stock Cookery TLE
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=bno2qWIFepY
in this video I walk you through the process of preparing a stock solution. • 00:00 - Introduction • 00:57 - Obtaining the molecular weight of your reagent • 02:10 - Calculations (How many grams do you need?) • 04:09 - Using the scale • 05:52 - Selecting the right beaker • 06:62 - A note about water: use the most pure water available to you • 07:06 - Making the actual solution • 08:09 - Proper use of a stir plate • 10:09 - Bringing the volume up to the desired amount • 14:21 - Using Parafilm
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