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Home > Analytical Chemistry > Standard (Find 1892 items)

Analytical Chemistry

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Elementary Substance

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Standard

3-Methoxy-dl-tyrosine

(7636-26-2)
Solid

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Pyribencarb

(799247-52-2)
ChEBI: A carbamate ester that is the methyl ester of (2-chloro-5-{(1E)-N-[(6-methylpyridin-2-yl)methoxy]ethanimidoyl}benzyl)carbamic acid. A fungicide having excellent activity against a wide range of plant pathogenic fungi, es ecially gray mould diseases caused by Botrytis cinerea.

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Deisopropylhydroxyatrazine

(7313-54-4)

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2-Chloro-3-methyl-4-[(7R,7aS)-tetrahydro-7-hydroxy-1,3-dioxo-1H-pyrrolo[1,2-c]imidazol-2(3H)-yl]benzonitrile

(627530-84-1)

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Amisulbrom

(348635-87-0)
ChEBI: A member of the class of bromoindoles that is 3-bromo-6-fluoro-2-methylindole substituted at position 1 by a 1-(dimethylsulfamyl)-1,2,4-triazole-3-sulfonyl group. A fungicide for use on potatoes to control late blight (Phytophthora infestans) nd downy mildew [Plasmopara viticola). It has a low mammalian toxicity but it is considered to be a reproduction toxicant, is moderately toxic to birds and honey bees but poses a greater risk to aquatic species and earthworms.

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9-cis,11-trans-Octadecadienoic acid

(2540-56-9)
Bovinic acid is a conjugated linoleic acid with anticarcinogenic and anti-atherogenic activities.

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Silthiofam

(175217-20-6)
ChEBI: A monocarboxylic acid amide obtained by formal condensation of the carboxy group from 4,5-dimethyl-2-(trimethylsilyl)thiophene-3-carboxlic acid with the amino group of allylamine. A fungicide seed dressing for cereals used mainly to control 'take-all'.

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2-Propanamine, hydrochloride (1:1)

(15572-56-2)

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α-(1-Chlorocyclopropyl)-α-[(2-chlorophenyl)methyl]-1H-1,2,4-triazole-1-ethanol

(120983-64-4)

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1,1-Dichloropropene

(563-58-6)
1,3-Dichloropropene is a colorless to strawcolored liquid. Sharp, sweet, irritating, chloroform-like odor.

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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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