spectrophotometer

How to Choose a Spectrophotometer

What is a spectrophotometer? Spectrometers, or spectrophotometers, are analytical instruments used to identify or confirm the chemical species, chemical structure, or concentration of substances in a sample. Spectrophotometers will emit an energy source to pass…

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Tryptophan

Is Tryptophan in Turkey Making You Tired?

Tryptophan is an essential amino acid. Have you heard the reason you get sleepy after a turkey dinner is the tryptophan in the turkey? Tryptophan is one of the 22 standard amino acids and is…


Sample preparation

What is Sample Preparation?

Sample preparation is one of the most important steps in analytical methods. Sample preparation is the process where a representative piece of material, chemical or substance is extracted from a larger amount, bulk or batch…