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Analytical Chemistry

Standard

(±)-Thiopental

(76-75-5)
A thio-derivative of Barbituric acid. Controlled substance (depressant). Anesthetic

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Azoxybenzene

(495-48-7)
Organic synthesis intermediate.

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Deoxynivalenol

(51481-10-8)
Deoxynivalenol is a natural type B trichothecene produced by certain species of the fungus Fusarium, particularly those found on cereal crops, including wheat, barley, oats, maize, and rye. This mycotoxin can induce vomiting, diarrhea, and weight loss as well as other physiological and toxicological effects. It inhibits protein biosynthesis, binds to peptidyl transferase, and inhibits the synthesis of RNA and DNA, contributing to immunotoxicity. It passes the blood-brain barrier at different rat

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6-Cyclohexyl-4-methyl-2H-pyran-2-one

(14818-35-0)
6-Cyclohexyl-4-methyl-2H-pyran-2-one is a a dialkylated pyranone derivative.

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In the analysis work, it is often necessary to use a compound of good quality and accurate content, which is used as a comparison for detection control, or used to calibrate the instrument. This compound is called a standard. Or standard. The standard product refers to the standard substance used to determine the potency of biological products. The production department must provide the standard product expressed in units (μ) of its potency when it is approved as a quality standard for biological products. According to the application, the standard products for inspection can be divided into biological standard products for biological verification of biological products, endocrine drugs, antibiotics and so on.
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