Hledali jste: Diphenylboric acid-2-aminoethyl ester (2-APB)

Dodavatel: PanReac AppliChem

Popis: Suitable for nitrogen determination.

New Product

Dodavatel: Thermo Scientific

Popis: Kjeldahl tablets with selenium (Wieninger), 5 g, Obsahy: Na₂SO₄: 4875 mg, Cu(II)SO₄^.5H₂O: 75 mg; Se: 50 mg, Ø: 18 - 20 mm

Bezpečnostní list

Katalogové číslo: (330666A)

Dodavatel: VWR Chemicals

Popis: This product is not available in all countries. Please check with your local Avantor International office or supplier.

Měrná jednotka: 1 * 1.000 Tablet

Bezpečnostní list Certifikáty Akce

Dodavatel: VWR Chemicals

Popis: Kjeldahl tablets are catalysts that promote the digestion step of the Kjeldahl method for nitrogen determination.

Bezpečnostní list Certifikáty

Katalogové číslo: (192316H)

Dodavatel: VWR Chemicals

Popis: Kyselina boritá 40 g/l vodný roztok for Kjeldahl determinations, with indicator

Měrná jednotka: 1 * 2,5 L

Bezpečnostní list Certifikáty Akce

Katalogové číslo: (516-0316)

Dodavatel: VWR Collection

Popis: Low nitrogen content filters for determination of nitrogen content in steel and iron samples dissolved in acid. Filtration of fine precipitates to dissolve according Kjeldahl method.

Měrná jednotka: 1 * 100 KS

Akce

Dodavatel: VWR Chemicals

Popis: Certified reference materials for use as standards for Total Nitrogen, typically used as standards for Kjeldahl nitrogen determination.

Bezpečnostní list Certifikáty

Dodavatel: Lenz Laborglas GmbH & CO.KG

Popis: DURAN®, borosilicate glass, clear.

Dodavatel: Whatman products (Cytiva)

Popis: Tento vážicí papír rozpouští beze zbytku v kyselém roztoku, což je kritické v aplikacích, jako je Kjeldahlova analýza dusíku v půdě.

Dodavatel: DWK Life Sciences

Popis: DURAN®, borosilicate glass 3.3, clear.

Dodavatel: GERHARDT

Popis: Distillation system, Kjeldahl, Manual, KI 9/16, Uspořádání: 6, Objem baňky: 250 ml

Dodavatel: BUCHI

Popis: Stand for rack (20 places), Pro: Kjeldahl digestion systems,K-437/K-438

Dodavatel: REAGECON

Popis: Hydroxid sodný 30% (w/w) 40% (w/v) vodný roztok for Kjeldahl determinations

Dodavatel: JULABO GmbH

Popis: Environmentally friendly recirculating coolers that saves tap water, these units were designed for simple cooling tasks where reliable continuous operation is important. Due to their compact design, the coolers can be positioned either on or under laboratory bench tops. Units can be used with water, water/glycol or Julabo Thermal G. They are ideal for cooling rotary evaporators, Kjeldahl instruments, measurement cells, automated analysis systems, CCD cameras, polarimeters, refractometers, calorimeters and Soxhlet apparatus.

Katalogové číslo: (611-3990)

Dodavatel: Whatman products (Cytiva)

Popis: Cytiva's Whatman parchment weighing boats are designed so users can collect, transfer and drop both sample and weighing boat into the acid solution during a Kjeldahl analysis without influencing analytical results.

Měrná jednotka: 1 * 100 KS

Akce

Katalogové číslo: (GERH10-0088)

Dodavatel: GERHARDT

Popis: Water jet pump, Pro: Kjeldahl digestion apparatus

Měrná jednotka: 1 * 1 KS

Akce