649 výsledků pro: "VARLP060719SAFFSIAL00016"
Organic reference standard, Rebaudioside D, analytical standard, Supelco®
Supplier: Merck
Rebaudioside D, a glycoside of the diterpene steviol is a minor constituent found in leaves of Stevia rebaudiana. It is considered non-caloric and is about 200 to 220 times sweeter than sucrose.
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Organic reference standard, 2,3-Hexanedione, analytical standard, Supelco®
Supplier: Merck
2,3-Hexanedione can be used as an internal standard for the quantitative determination of methylglyoxal present in the tissues of Sprague-Dawley rats using electrospray ionization liquid chromatography coupled with mass spectrometry(ESI/LC/MS).
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Organic reference standard, Lutein, analytical standard, Supelco®
Supplier: Merck
Lutein is a yellow dihydroxylated carotenoid which is found to be a common constituent in many dietary supplements.
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Organic reference standard, Indigo carmine, analytical standard, Supelco®
Supplier: Merck
Indigo carmine is a synthetic indigoid dye, which is generally used as a food colouring agent. It is basically used to maintain the natural color of food during processing or storage and also to improve the color, texture and appearance of food products.
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Food standards, Patulin solution, (CRM), TraceCERT®, Supelco®
Supplier: Merck
Patulin is a mycotoxin produced by several mold species. It has been found in fruit, especially apples, fruit juice, cider and stewed fruits. Because of its highly toxic properties, this compound has been the focus of many studies.
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Organic reference standard, (-)-alpha-Bisabolol, analytical standard, Supelco®
Supplier: Merck
(−)-α-Bisabolol is a monocyclic sesquiterpene alcohol naturally found in the essential oil of different plants like Vanillosmopsis erythropappa and Matricaria chamomilla.
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Organic reference standard, Nodularin solution, analytical standard, Supelco®
Supplier: Merck
Nodularins belong to the class of hepatotoxic cyclic pentapeptides and have their structures resembling to that of microcystins. They are produced by Nodularia spumigena cyanobacterium.
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Organic reference standard, 5-(Hydroxymethyl)furfural, analytical standard, Supelco®
Supplier: Merck
5-(Hydroxymethyl)furfural has been used as standard in the high performance liquid chromatographic (HPLC) analysis for the determination of 5-(hydroxymethyl)furfural content in co-hydrolysates and fermentation broth of lignocellulosic biomass for the lipid accumulation in M. isabellina type of microorganisms.
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Organic reference standard, Dimethyl sulfide, analytical standard, Supelco®
Supplier: Merck
Dimethyl sulfide is found to be the most abundant volatile thioether, which can find applications as a flavor enhancing agent in food. It can undergo oxidation in the process of malting and kilning, to yield dimethyl sulfoxide (DMSO).
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Organic reference standard, Bisphenol A (2,3-dihydroxypropyl) glycidyl ether, analytical standard, Supelco®
Supplier: Merck
Bisphenol A (2,3-dihydroxypropyl) glycidyl ether can be obtained as a product of the reaction of bisphenol A with epichlorohydrin.It is generally used as a substrate to prepare epoxy resins, which is used in coatings and adhesives.
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Organic reference standard, 2,6-Dimethoxyphenol, analytical standard, Supelco®
Supplier: Merck
2,6-Dimethoxyphenol can find applications mainly as a substrate of laccases catalysis and also determine its activity in aqueous solution. It can also be used as a potential marker compound for emission of smoke in the atmosphere from wood.
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Organic reference standard, Neotame, analytical standard, Supelco®
Supplier: Merck
Neotame is a white colored, dipeptide methyl ester, which is found to be a highly potent and non-nutritive sweetener or flavour enhancer and hence finds applications in variety of foods. It is manufactured from aspartame and 3,3-dimethylbutyraldehyde in a one-step chemical synthesis process.
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Organic reference standard, [D-Asp3, E-Dhb7]-Microcystin-RR solution, analytical standard, Supelco®
Supplier: Merck
Microcystin is a type of toxin which can adversely affect human health. It is released by cyanobacteria and is commonly found in fresh water sources.
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Organic reference standard, Naphthol Yellow S, analytical standard, Supelco®
Supplier: Merck
Naphthol Yellow S is a dye that is known for its hazardous nature.
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Organic reference standard, Drometrizole trisiloxane, analytical standard, Supelco®
Supplier: Merck
Drometrizole trisiloxane (DRT) belongs to the lipophilic benzotriazole derivative class of compounds which is commonly utilised in sunscreen cosmetics.
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Organic reference standard, Acetaldehyde diethyl acetal, analytical standard, Supelco®
Supplier: Merck
Acetaldehyde diethyl acetal is one of the precursors utilised for the synthesis of fragrances and pharmaceutical products.
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Organic reference standard, Aflatoxin G1, Supelco®
Supplier: Merck
Aflatoxins are mycotoxins that are generated as a result of secondary metabolism of various fungal species such as Aspergillus, Penicillium and Fusarium.
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Organic reference standard, Zinc oxide, analytical standard, Supelco®
Supplier: Merck
Zinc oxide has been used as a raw material in the synthesis of environmental friendly silver front contact paste comprising of silver particles, glass frit powders, and resin binder, which can be used in crystalline silicon solar cells.
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Organic reference standard, 2,3-Butanediol, analytical standard, Supelco®
Supplier: Merck
2,3-Butanediol is a chiral compound which is extensively utilised in chemical feedstocks and liquid fuels.
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Organic reference standard, Patulin, Supelco®
Supplier: Merck
Patulin (PAT) is a mycotoxin of the polyketide lactone type, usually produced by species of the Penicillium, Aspergillus and Byssochlamys genera.
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Pharmaceutical secondary standard, beta-Carotene, (CRM), Supelco®
Supplier: Merck
The most important of the provitamins A, β-carotene can be classified as an antioxidant due to its inhibition of radical initiated peroxidation in vitro. However, in vivo it appears to act either as an antioxidant or a prooxidant depending on cellular environment.
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Organic reference standard, Ethyl benzoate, analytical standard, Supelco®
Supplier: Merck
Ethyl benzoate belongs to the class of aromatic esters.
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Organic reference standard, Ecamsule, analytical standard, Supelco®
Supplier: Merck
Ecamsule (ECAM) has been used as a reference standard for observing the photo-stability and photo-sensitizing property of the ecamsule that forms a major ingredient in the production of sunscreen products by laser flash photolysis and steady-state HPLC coupled with mass spectrometry method.
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Organic reference standard, Ponceau 4R, analytical standard, Supelco®
Supplier: Merck
Ponceau 4R is a synthetic red azo dye and is used as a food colorant. It is used in range of alcoholic and non-alcoholic beverages, food stuffs, preserved fruits and more. It exists as trisodium-2-hydroxy-1-(4-sulfonato-1-naphthylazo)-6,8-naphthalenedisulphonate.
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Organic reference standard, Aflatoxin B2 solution, analytical standard, Supelco®
Supplier: Merck
Aflatoxins are mycotoxins that are generated as a result of secondary metabolism of various fungal species such as Aspergillus, Penicillium and Fusarium.
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Organic reference standard, Orange II sodium salt, analytical standard, Supelco®
Supplier: Merck
Orange II sodium salt can undergo oxidation by hydrogen peroxide, which is catalysed by ferric ion complexed to tetra amido macrocyclic ligands(FeIII–TAML activators) to give out carbon dioxide, carbon monoxide, small aliphatic carboxylic acids and phthalic acid as the major products.
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L-Glutamic acid, certified reference material, TraceCERT®, Supelco®
Supplier: Merck
L-Glutamic acid has been used as a reference material in the development of quantitative nuclear magnetic resonance technique to evaluate the purity of organic molecules.