= Glassware Calibration, Primary and Secondary Standards, and Manual Titrations, Columbia University Experiment 1
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{title2=copyright 2007}
Unsigned teaching laboratory protocol issued and hosted by Columbia University. No individual author or instructor is credited. The page footer gives copyright 2007; no publication or revision date is established.
Online text: https://www.columbia.edu/cu/chemistry/ugrad/hssp/EXP_1.html
Cited passages: Experiment 1 title; Part 1 balance capacity note; Part 2 steps 1–3: paired air-exposure weighings and water preparation; Part 3 introductory paragraph and steps 1–6: preparation, two weighed KHP portions, complete transfer/dissolution/cooling, phenolphthalein, burette conditioning, 20-second endpoint, repeats; results table.
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