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Home > Analytical Chemistry > Standard (Find 1884 items)

Analytical Chemistry

Standard

8,9-Dihydro-4,8-dimethylphenanthro[3,2-b]furan-7,11-dione

(20958-18-3)
Dihydroisotanshinone I is a bioactive compound present in a widely used traditional Chinese medicine named danshen.

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Oxazolone

(15646-46-5)
white to orange or pink powderChEBI: A 1,3-oxazole compound having a phenyl substituent at the 2-position, an ethoxymethylene group at the 4-position, and an oxo group at the 5-position. It is a chemical allergen used for immunological experiments, particularly for experiments on delayed typ hypersensitivity.

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Dihydrokavain

(587-63-3)
Dihydrokavain is one of the six major kavalactones found in the kava plant; appears to contribute significantly to the anxiolytic effects of kava, based on a study in chicks.

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1-(Ethoxycarbonyl)-4-piperidone

(29976-53-2)
N-Carbethoxy-4-piperidone is used in the preparation of 3-hydrazinopyridazines as antihypertensive agents as well as γ-carboline derivatives as potential serotonergic agents. N-Carbethoxy-4-piperidone is also an Impurity of Loratadine (L469575).

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Halofuginone hydrobromide

(64924-67-0)
Halogenated derivative of Febrifugine. Used as an antiprotozoal (coccidiostat).

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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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