Kjeldahl

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Kjeldahl
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  • Whatman Kjeldahl Analysis Weighing Boat

    GE Healthcare

    …collect, transfer, and drop both sample and weighing boat into the acid solution during a Kjeldahl analysis without influencing analytical results. A fast and reliable way to safely transfer samples for Kjeldahl analysis Excellent for both weighing and quantitative sample transfer Made from low…

  • Whatman Kjeldahl Analysis Weighing Paper, Grade B-2

    GE Healthcare

    …weighing paper from GE dissolves residue-free in acid solution, which is critical in applications such as Kjeldahl analysis of nitrogen in soil. GE also offers weighing boats for Kjeldahl analysis. Sheet sizes Packs of 500 Grade B-2 Whatman weighing paper are available in four sheet sizes:…

  • Grade 114 Qualitative Filter Papers

    GE Healthcare

    …stable resin. Normal qualitative applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. 

  • Whatman Grade 1575 Qualitative Filter Papers

    GE Healthcare

    …chemically stable resin. Normal qualitative applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms.

  • Grade 113 Qualitative Filter Papers

    GE Healthcare

    …chemically stable resin. Normal qualitative applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms.

  • Whatman Grade 114 Qualitative Filter Papers

    GE Healthcare

    …applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. Also available prepleated as Grade 114V.

  • Whatman Grade 91 Qualitative Filter Papers

    GE Healthcare

    …chemically stable resin. Normal qualitative applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms.

  • Whatman Grade 1573 Qualitative Filter Papers

    GE Healthcare

    …will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. Resistant against: sulfuric and nitric acid solutions…

  • Whatman Grade 93 Qualitative Filter Papers

    GE Healthcare

    …will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. Available in a dispenser pack, which can be attached…

  • Whatman Grade 802 Qualitative Filter Papers

    GE Healthcare

    …and for normal qualitative applicaiton it will not introduce any any significant impurities into the filtrate. However, it is not recommended for Kjeldahl nitrogen analysis. Reeve Angel products are designed for routine, repetitive applications for which an inexpensive product is acceptable, such…

  • Whatman Grade 202 Qualitative Filter Papers

    GE Healthcare

    …handling. Normal qualitative applications will not introduce any significant impurities into the filtrate. However it is not recommended for Kjeldahl nitrogen analysis. Reeve Angel products are designed for routine, repetitive applications for which an inexpensive product is acceptable, such…

  • Whatman Grade 230 Qualitative Filter Papers

    GE Healthcare

    …handling. Normal qualitative applications will not introduce any significant impurities into the filtrate. However it is not recommended for Kjeldahl nitrogen analysis. Reeve Angel products are designed for routine, repetitive applications for which an inexpensive product is acceptable, such…

  • Whatman Grade 201 Qualitative Filter Papers

    GE Healthcare

    …time. The filter is wet-strengthened with a small amount of chemically stable resin to extend the life of the filter and improve handling. Normal qualitative applications will not introduce any significant impurities into the filtrate. However it is not recommended for Kjeldahl nitrogen analysis.

  • Whatman Grade 113 Qualitative Filter Papers

    GE Healthcare

    …will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. This filter is also available in the FilterCup, a…

  • Whatman Grade 226 Qualitative Filter Papers

    GE Healthcare

    …handling. Normal qualitative applications will not introduce any significant impurities into the filtrate. However it is not recommended for Kjeldahl nitrogen analysis. Reeve Angel products are designed for routine, repetitive applications for which an inexpensive product is acceptable, such…

  • Whatman Qualitative Filter Papers, Fluted, Grade 114V

    GE Healthcare

    …precipitates. Note: Grade 114V is strengthened with a chemically stable resin that contains nitrogen. Grade 114V should not be used in Kjeldahl estimations or other nitrogen-sensitive procedures. GE Healthcare’s Life Sciences business offers Whatman qualitative filter paper in a variety…

  • Whatman Weighing Paper

    GE Healthcare

    …adding unwanted substances that could impact analytical results. Note: This paper is not low in nitrogen. Therefore, it should not be used for Kjeldahl analysis. Several weighing papers and boats are available from GE Healthcare's Life Sciences business. Grade 2122 weigh paper sizes Grade…

  • Whatman Qualitative Filter Papers, Fluted, Grade 113V

    GE Healthcare

    … Grade 113V is strengthened with chemically stable resin. However, these paper filters do contain nitrogen and should therefore not be used in Kjeldahl estimations or other nitrogen-sensitive procedures. GE offers Whatman qualitative filter paper in a variety of particle retention ratings and…

  • Whatman Grade 588 Qualitative Filter Papers

    GE Healthcare

    …applications will not introduce any significant impurities into the filtrate. The resins do, however, contain nitrogen so these grades should not be used in Kjeldahl estimations, etc. Some wet strengthened grades are available in folded (prepleated) forms. Also available prepleated as Grade 588 ½.

  • Rapid Digestor-4

    Labconco

    Provides rapid digestions for nitrogen determination of 1 to 4 samples up to 2 grams using 250 ml tubes. Constructed of 4 individual ceramic heaters surrounded by 1" thick insulation board housed in chemically-etched aluminum casing. A heater element is encapsulated in each heater module. An RTD…

  • UDK 139 Semi-Automatic Kjeldahl Distillation Units

    VELP

    Semi-automatic Kjeldahl distillation unit for your analyses concerning different applications such as determining ammoniacal nitrogen, protein determination, nitrogen content (Kjeldahl or direct alkaline distillation), nitric nitrogen (after reduction/Devarda), phenols, volatile acids, cyanides and…

  • UDK 149 Automatic Kjeldahl Distillation Unit

    VELP

    Fully automatic Kjeldahl distillation unit, with external titrator connection, for your analyses concerning different applications such as determining ammoniacal nitrogen, protein determination, nitrogen content (Kjeldahl or direct alkaline distillation), nitric nitrogen (after reduction/Devarda),…

  • Combination Hooded Kjeldahl Apparatus

    Labconco

    Hooded Combination Kjeldahl units enclose the distillation and digestion apparatus so that process heat may be contained and vented from the laboratory. The hood surrounding the apparatus includes three collars: one for remotely-located exhaust blower connection, one for acid fume exhaust manifold…

  • DK Series Kjeldahl Digestion Units

    VELP

    Traditional Kjeldahl Digestion Units for nitrogen analysis and protein determination, with an aluminum heating block that offers an excellent thermal homogeneity, with a maximum working temperature of 450°C. High Performance Excellent thermal homogeneity High temperature…

  • DKL Series Automatic Kjeldahl Digestion Units

    VELP

    Fully Automatic Kjeldahl Digestion Units for nitrogen analysis and protein determination that incorporate the revolutionary TEMS™ technology for unprecedented Savings in terms of Time, Energy - as much as 35%, Money and Space. High Technology Microprocessor control of precise…

  • Micro Digestion Rack

    Labconco

    Provides accurate results for Kjeldahl digestions using either 30 mL or 100 mL flasks Two rear brackets provide adjustable mounting for glass manifold Each flask station consists of tubular heater element and stainless steel cup 200 Watt heater assemblies are recessed into top…

  • UDK 129 Kjeldahl Distillation Units

    VELP

    Entry-level Kjeldahl distillation unit for your analyses concerning different applications such as determining ammoniacal nitrogen, protein determination, nitrogen content (Kjeldahl or direct alkaline distillation), nitric nitrogen (after reduction/Devarda), phenols, volatile acids, cyanides and…

  • Kjeldahl, Distillation Apparatus, 2-Unit, 115V

    Labconco

    …remote control flow valve. Inlet and outlet water connections are 3/8" NPT. Connection to water source with tubing and fittings is required (not included). Supply line must be 5/16" ID minimum. Includes 2 connecting bulbs and 2 delivery tubes. Requires 500 or 800 ml Kjeldahl flasks (not included).

  • Kjeldahl, Distillation Unit, 6-Unit

    Labconco

    …with six seamless stainless steel tubes, cooling water temperature gauge and remote control flow valve. Inlet and outlet water connections are 3/4" NPT. Supply line must be 1/2" ID minimum. Includes 6 connecting bulbs and 6 delivery tubes. Requires 500 or 800 ml Kjeldahl flasks (not included).

  • Bulbs Kjeldahl Connecting

    Labconco

  • Micro-Kjedahl Extraction Heater

    Techne (Bibby Scientific US)

    Micro-Kjeldahl Extraction equipment has been designed for Kjeldahl extraction on a micro scale to determine the protein content of food. These multibank units have 6 recesses in a stainless steel outer casing with back-mounted brackets (supplied with each unit), which can hold support rods of 12.7mm…

  • KIMAX Kjeldahl Flasks

    DWK Life Sciences (Kimble)

    Reinforced bead at top 300 mL and larger sizes have tooled necks 10 and 30 mL sizes are designed from ASTM Specification E 147; 100 mL through 800 mL sizes are designed from ASTM Specification E 1377, Type 1 requirements.

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