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Home > Analytical Chemistry > Standard (Find 1892 items)

Analytical Chemistry

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Elementary Substance

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Standard

N-Nitrosodiethanolamine

(1116-54-7)
A potent liver carcinogen in several species of animals, is one of the most widespread N-nitroso compounds in the human environment.

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Chlorthion

(500-28-7)
Insecticide.

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Pentanochlor

(2307-68-8)
Herbicide.

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Diacetoxyscirpenol

(2270-40-8)
Diacetoxyscirpenolis is a trichothecene mycotoxin produced by various Fusarium strains. Diacetoxyscirpenol was found to occur in cereals conjugated to glucose and other sugars.

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4-Nitro-2-phenoxyaniline

(5422-92-4)
4-Nitro-2-phenoxyaniline has been shown to have good AT1 Angiotension Receptor Antagonist activity when combined with Schiff bases.

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1-Phenyl-3-(1-piperidinyl)-1-propanone

(73-63-2)
An intermediate of diphenhydroxide hydrochloride (Antan).

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3-Desacetyl CefotaxiMe Lactone

(66340-33-8)
3-Desacetyl Cefotaxime Lactone is an impurity of Cefotaxime sodium (C242950). 3-Desacetyl Cefotaxime Lactone is also a degradation product for other cephalosporin antibiotics such as: Ceftriaxone (C245000), Cefodizime and Ceftiofur(C244700).

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Propylene glycol dilaurate

(22788-19-8)
Excipient.

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7-[4-[4-(2,3-Dichlorophenyl)-1-oxido-1-piperazinyl]butoxy]-3,4-dihydro-2(1H)-quinolinone

(573691-09-5)
A metabolite of anti-psychotic drug, Aripiprazole (A771000).

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4-DesMethyl-3-Methyl Celecoxib

(170570-01-1)
A meta positional isomer of Celecoxib (C251000) with selective inhibitory activity against human cyclooxygenase-2.

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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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