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Home > Analytical Chemistry > Standard (Find 49 items)

Analytical Chemistry

Standard

Octaquest E 30

(178949-82-1)
Powerful ready-to-use biodegradable chelating agent

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Ochratoxin B

(4825-86-9)
Ochratoxin B is the non-chlorinated analogue of the much more extensively studied ochratoxin A. It is co-produced by the same species of Aspergillus and Penicillium that are associated with food spoilage. Ochratoxin B has received little focused investigation and its mode of action and potential hazards have been inferred from ochratoxin A.

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Octogen

(2691-41-0)
In solid propellants and explosives.

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OXYBUTYNIN IMPURITY A

(1199574-71-4)
α-Cyclohexyl-α-hydroxy-3-cyclohexene-1-acetic Acid 4-(Diethylamino)-2-butyn-1-yl Ester is the cyclohexyl analog of Oxybutynin (O868525), an inhibitor of proliferation and supresses gene expression in bladder smooth muscle cells.

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Olopatadine N-Oxide

(203188-31-2)
A metabolite of Olopatadine (M3). A dibenz[b,e]oxepin derivative as antiallergic agents, useful for treatment of asthma, allergic rhinitis, atopic dermatitis.

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Octachlorostyrene

(29082-74-4)
Octachlorostyrene (OCS) is a by-product of the normal industrial chemical processes such as PVC recycling activities, Aluminum refining operations, metal-chlorinated solvent degreasing operations and many others. These materials are known to be highly toxic and when released to the environment are extremely persistent.

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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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