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13-Tetradecynoic acid

Leverantör: Apollo Scientific

Beskrivning: 13-Tetradecynoic acid

1,3-Dimethylbarbituric acid för syntes, Sigma-Aldrich®

Leverantör: Merck

Beskrivning: 1,3-Dimethylbarbituric acid för syntes, Sigma-Aldrich®

Säkerhetsdatablad

4-Formylbenzene-1,3-disulphonic acid disodium salt hydrate 97%, Sigma-Aldrich®

Leverantör: SIGMA-ALDRICH MICROSCOPY

Beskrivning: 4-Formylbenzene-1,3-disulfonic acid disodium salt hydrate,97% (Benzaldehyde 2,4-disulfonic acid disodium salt; Sodium 4-formylbenzene-1,3-disulfonate).

1,3-Dimethylbarbituric acid ≥98.5%, GPR RECTAPUR®

Artikel nummer : (88368.180)

Leverantör: VWR Chemicals

Beskrivning: 1,3-Dimethylbarbituric acid ≥98.5%, GPR RECTAPUR®

UOM: 1 * 100 g

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1,3-dihydroxnaftalenlösning ≥99.00%, crystalline, Sigma-Aldrich®

Leverantör: SIGMA-ALDRICH MICROSCOPY

Beskrivning: 1,3-Dihydroxynaphthalene is a dye intermediate forming stable colors when applied with particular mordants and in mixtures with other oxidising dyes. This specific reagent is intended for the quantitative colorimetric determination of alduronic acids, such as glucuronic acid from urine. The mutagenicity of ozonation derivatives of 1,3-dihydroxynaphthalene against several Salmonella typhimurium strains has been studied.