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Home > Analytical Chemistry > Standard (Find 49 items)

Analytical Chemistry

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Elementary Substance

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Standard

Orthosulfamuron

(213464-77-8)

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Oxychlordane

(27304-13-8)

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O-TOLUALDEHYDE 2,4-DINITROPHENYLHYDRAZONE

(1773-44-0)

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Omeprazole Sulfone N-Oxide

(158812-85-2)
A metabolite of Omeprazole. Impurity I

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Oxybuprocaine hydrochloride

(5987-82-6)
anticonvulsant

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Oxyphencyclimine hydrochloride

(125-52-0)
Oxyphencyclimine hydrochloride is suggested for usein peptic ulcer, pylorospasm, and functional bowel syndrome.It is contraindicated, as are other anticholinergics,in patients with prostatic hypertrophy and glaucoma.

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o,p′-DDE

(3424-82-6)
2,4’DDE is a DDT metabolite that affects the estrogen and progesterone receptors. It has also been studied as a potential use in treatment of metastatic aderenal carcinoma.

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Optochin

(522-60-1)
ChEBI: A cinchona alkaloid consisting of 10,11-dihydrocinchonan bearing hydroxy and ethoxy substituents at positions 9 and 6' respectively.

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O-(2,3,4,5,6-PENTAFLUOROBENZYL)FORMALDOXIME

(86356-73-2)

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Orbencarb

(34622-58-7)
ChEBI: A monothiocarbamic ester that is carbamothioic S-acid substituted by two ethyl groups at the nitrogen atom and a 2-chlorobenzyl group at the the sulfur atom.

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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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