Tris is widely used in the preparation of buffers in biochemistry and molecular biology experiments. In addition, Tris is the intermediate for the preparation of surfactants, vulcanization accelerators and some drugs.

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Guanidinium thiocyanate (GITC) is a chemical compound used as a general protein denaturant, being a chaotropic agent, although it is most commonly used in the extraction of DNA and RNA.

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Isopropyl β-D-1-thiogalactopyranoside (IPTG) is a molecular biology reagent. This compound is a molecular mimic of allolactose, a lactose metabolite that triggers transcription of the lac operon, and it is therefore used to induce protein expression where the gene is under the control of the lac operator.