Nitrogen Concentrator

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Nitrogen Concentrator
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  • Evaporator System

    Glas-Col

    …temperature control Autoclavable Evaporator system provides a low cost solution for the concentration of 96 well extractions and reactions. Each SS needle delivers and equal flow of nitrogen or other gas. The system gently speeds the evaporation of excess liquid. Digital control provides…

  • MiniVap® Gemini BlowDown Evaporator

    Porvair

    The MiniVap® Gemini Sample Concentrator is a two-position nitrogen blowdown concentrator and evaporator for high throughput laboratories. The nitrogen blowdown process is ideal for lower boiling point organic solvents such as methanol, dichloromethane, hexane and acetonitrile. The robust design of…

  • Parker Balston Nitrogen Gas Generators

    Restek

    Produces ultra-pure nitrogen (up to 99.9999%) Require only a compressed air source and 110 volt AC power Typical applications include GC carrier gas, make-up gas, and low flow sample concentrators Maintenance kits include replacement filters 12-month warranty from date of purchase

  • AQ3700 AQUAfast Colorimeter

    Thermo Scientific Orion

    …and many other tests of growing importance in protecting people and the environment. With nutrients tests for Nitrogen and Phosphorus plus other reaction tests, determining the concentration of the species present can be very important to adjusting processes to proper balance. Offering a wide range…

  • Yeast Nitrogen Base

    bioWORLD

    For classifying yeasts based on carbon assimilation Requires addition of a carbon source pH: 5.4 Working Concentration: 6.7 g/L (single-strength) or 67 g/L (10X) Dehydrated Appearance: off-white, homogeneous powder Prepared Appearance: single-strength solution is colorless…

  • Nitrogen 500mg / L 10ml Amp Pk/16

    Hach

    For accuracy checks in nitrate nitrogen determinations. Nitrogen-Nitrate Standard Solution Concentration: 500 mg/L 10-mL Voluette® Ampule Pack of 16

  • Nitrogen 1,000 ppm Ion Chromatography Standard

    GFS Chemicals

    1000 ppm nitrogen from ammonium chloride, 1220 ppm ammonia. Concentration (as N) 1,000 +/- 10 ug/ml Matrix: Ammonium chloride in water NIST Traceable

  • Nitrogen Stock Solution, 100ml Mdb

    Hach

    …solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator technique are within your program values. Standard Methods recommends using solutions of known concentration in place of your sample 5% of…

  • Yeast Nitrogen Base,w/o Amino Acids

    bioWORLD

    … Requires addition of a carbon source Does not contain histidine, methionine, or trypophan pH: 5.2 - 5.6 Working Concentration: 6.7 g/L (single-strength) or 67 g/L (10X) Can be supplemented with choice amino acids Dehydrated Appearance: light yellowish-beige,…

  • Czapek Dox Broth

    bioWORLD

    Used for fungi and bacteria that are able to utilize sodium nitrate as sole source of nitrogen Working Concentration: 35.01 g/L pH: 7.0-7.5 Soluble in water

  • Nitrogen, Ammonia 1mg / L 500ml

    Hach

    For accuracy checks in ammonia nitrogen determinations. 500 mL bottle Concentration: 1 mg/L NH 3 -N Parameter: Ammonia Platform: Solution

  • Czapek Dox Agar

    bioWORLD

    Used for fungi and bacteria that are unable to utilize sodium nitrate a their sole source of nitrogen Working Concentration: 50.1 g/L pH: 7.3+/-0.2 Dehydrated Appearance: off-white to beige powder Prepared Appearance: colorless agar Soluble in boiling water Contains: …

  • Osmium Tetroxide Aqueous Solution

    …your work, now available is a complete line of Osmium Tetroxide Aqueous Solutions with various concentrations. Sealed under dry nitrogen. Prepared in our plant daily. Exact concentrations and volume in pre-scored amber-ampoules. CAS #: 4% or 2% Osmium Tetroxide, Crystalline 20816-12-0…

  • Nitrogen, Nitrate Test Kits

    Hach

    …(NO3), and nitrite (NO2), nitrogen is an indispensable part of the life cycle. However, concentrations above certain levels can present problems. Thomas No. 3241S80 Utilizing the simple color disc method, this kit measures Nitrogen, Nitrate as NO3 - …

  • Soil Test Kit, Model EL

    LaMotte

    Rapid test procedures and laminated color charts give low/medium/high concentrations for nitrogen, phosphorus and potassium (15 tests each) A pH indicator and color chart cover the range pH 4.0-9.0 (30 tests). A garden guide manual and soil handbook interpret test results and give lime and…

  • L-Methionine, [35S], In vitro Translation Grade

    MP Biomedicals

    …Act. >400 Ci/mmol; >14.8 TBq/mmol Solution in 50 mM L-lysine, pH 7.4, containing 10 mM 2-mercaptoethanol Concentration ~10 mCi/ml; ~370 MBq/ml Packaged under nitrogen in the Versatainer™Packaging System. Shipped in dry ice Note: the items below have a Dry Ice Fee included…

  • Tran35S-Label No-Thaw Metabolic Labeling Reagent

    MP Biomedicals

    …and 10 mCi, respectively. Metabolic labeling reagent derived from [35S]E. coli hydrolysate containing >70% L-methionine, [35S], ~15% L-cysteine,[35S] Stabilized aqueous solution. Concentration ∼10 mCi/ml; ∼370 MBq/ml Packaged under nitrogen in the Versatainer™ System.

  • L-Methionine, [35S], In vitro Translation Grade

    MP Biomedicals

    Sp.Act. >1000 Ci/mmol; >37 TBq/mmol Solution in 50 mM L-lysine pH 7.4, containing 10 mM 2-mercaptoethanol Concentration ~10 mCi/ml; ~370 MBq/ml Packaged under nitrogen in the Versatainer™ System Note: the items below have a Dry Ice Fee included in the price.

  • Rapidvap N Evaporation System

    Labconco

    Fast, unattended concentration of environmental samples Combines mechanical vortex, heat and nitrogen blow down technologies Process eight samples up to 450 mL in size at once Vortexes up to 500 rpm. Heat warms samples from ambient to 70°C. The nitrogen blow down manifold is microprocessor…

  • Nitrogen-Nitrate Standard Solutions

    Hach

    …solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator technique are within your program values. Standard Methods recommends using solutions of known concentration in place of your sample 5% of…

  • Papaic Digest of Soybean Meal Pept

    bioWORLD

    …for fermentation studies due to its high carbohydrate content Produces clear solutions at culture media concentration and neutral reactions after autoclaving Provides nitrogen, vitamins, and minerals in prepared culture media Dehydrated Appearance: beige, homogeneous powder …

  • Nitrogen, 50mg / L 2ml Amp Pk/20

    Hach

    …solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator technique are within your program values. Standard Methods recommends using solutions of known concentration in place of your sample 5% of…

  • Nitrogen, 150mg / L 10ml Amp Pk/16

    Hach

    …solutions contain a defined concentration of analyte, allowing you to quickly verify that instrument operation, reagent performance, and variations in operator technique are within your program values. Standard Methods recommends using solutions of known concentration in place of your sample 5% of…

  • Tran35S-Label Metabolic Labeling Reagent

    MP Biomedicals

    …[35S], ~15% L-cysteine,[35S] Solution in 50 mM L-lysine, pH 7.4, Containing 10 mM 2-mercaptoethanol Concentration ∼10 mCi/ml; ∼370 MBq/ml Packaged under nitrogen in the Versatainer™ Packaging System. Shipped in dry ice For Higher Incorporation in Metabolic Labeling:…

  • Nutrient Agar with 1% Peptone

    HiMedia

    Nutrient Agar with 1% Peptone has almost double concentration of the nitrogen sources than that used in Nutrient Agar, making it more nutritive. Nutrient media are basic culture media used for maintaining microorganisms, cultivating fastidious organisms by enriching with serum or blood and are also…

  • Sabouraud Dextrose Agar

    HiMedia

    …microbial contamination in food, cosmetics, and clinical specimens (3). Mycological peptone provides nitrogenous compounds. Dextrose provides an energy source. High dextrose concentration and low pH favours fungal growth and inhibits contaminating bacteria from test samples (4). Some…

  • Sabouraud Dextrose Agar

    HiMedia

    …cosmetics, and clinical specimens (9) Peptic digest of animal tissue and pancreatic digest of casein provides nitrogenous compounds. Dextrose provides an energy source. High dextrose concentration and low pH favors fungal growth and inhibits contaminating bacteria from clinical specimens (10). …

  • Sabouraud Dextrose Agar

    HiMedia

    …and clinical specimens (9). Peptic digest of animal tissue and pancreatic digest of casein provides nitrogenous compounds. Dextrose provides an energy source. High dextrose concentration and low pH favors fungal growth and inhibits contaminating bacteria from clinical specimens (10). Some…

  • Bacto Peptone (Powder)

    bioWORLD

    Used as an organic nitrogen source in microbiological media for culturing variety of bacteria and fungi Enzymatic digest of animal protein Working concentration: 50 mg/mL Dehydrated Appearance: faint yellow to yellow-brown powder Prepared Appearance: dark yellow solution …

  • L-Cysteine, [35S]

    MP Biomedicals

    …Ci/mmol; >37 TBq/mmol Solution in 50 mM L-lysine, pH. 7.4, containing 10 mM 2-mercaptoethanol. Concentration 10 mCi/ml; 370 MBq/ml Shipped in dry ice Packaged under nitrogen in the Versatainer™ Packaging System. Note: the items below have a Dry Ice Fee included in the…

  • Ammonia Vacu-vials Kit, Range: 0-7.00 ppm

    CHEMetrics

    Low-level ammonia nitrogen may be naturally present in water as a result of the biological decay of plant and animal matter. Higher concentrations in surface waters can indicate contamination from waste treatment facilities, raw sewage, industrial effluents (particularly from petroleum refineries),…

  • Ammonia CHEMets® Kits, Direct Nesslerization Method

    CHEMetrics

    Low-level ammonia nitrogen may be naturally present in water as a result of the biological decay of plant and animal matter. Higher concentrations in surface waters can indicate contamination from waste treatment facilities, raw sewage, industrial effluents (particularly from petroleum refineries),…

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