43 products found
NECi Superior Enzymes Products
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Nitrate Analysis - On-Site Nitrate Test Kits
Complete with everything needed for quick and easy analysis anywhere. These user friendly on-the-go kits are pre-measured and pre-calculated for results, no laboratory or experience needed.
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NECi - Model NTK-P - Plant Petiole Nitrate Test Kits
Quick and Reliable Results, Easy to Use, Environmentally Benign. Use this kit to test for nitrate levels in plants and hone in on appropriate fertilizer application. Plant nutrient levels can change quickly, especially during rapid growth phases. Test corn and cotton stalks or the sap from petioles of leafy crops to monitor nitrate level fluctuations. For best results, refer to a Certified Crop Advisor for plant sampling ...
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NECi - Model NTK-S - Soil Nitrate Test Kit
Nitrate for Maximum Yield and Minimal Fertilizer Cost. Quick and Reliable Results, Easy to Use, Environmentally Benign. For high crop yield, enough Nitrate needs to be available in the soil, while over-application results in wasted fertilizer. Make best use of manures in NMP compliance, practice good environmental stewardship to prevent groundwater nitrate runoff. Use this kit for pre-sidedress soil nitrate testing for appropriate nutrient ...
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NECi - Model NTK-WLR or NTK-WSR - Water Nitrate Test Kits
Easy to Use, Quick and Reliable Results, Non-Toxic. Obtain near lab-quality results within 30 minutes. Non-toxic kit contents ensure safety for humans and the environment. No laboratory experience or materials ...
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Nitrate Analysis - Laboratory Nitrate Test Kit
Complete with most necessary reagents, including buffers, standards, color reagents, co-factors. Requires a basic laboratory equipped with ice, labware, pipettes, and photometer or microplate reader.
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NECi - Model NTK-TTLR or NTK-TTSR - Test Tube Format Nitrate Test Kits
Use this kit for quantitative nitrate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. This test tube format kit is to be used with your colorimeter or spectrophotometer capable of reading at 540nm± 20nm. NECi's recombinant Nitrate Reductase drives all Nitrate to Nitrite using NADH, which reacts with color reagents under acidic conditions to produce a visible ...
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NECi - Model NTK-MPLR or NTK-MPSR - Microplate Format Nitrate Test Kits
Use this kit for quantification of nitrate in essentially any aqueous sample. Reactions occur on a 96-well microplate provided with the kit. This test kit is based on the enzyme Nitrate Reductase (NaR), catalyzing the reduction of nitrate to nitrite using the natural electron donor NADH. The nitrite reacts with color reagents under acidic conditions to produce a visible color. The concentration of nitrate in the original sample is determined by ...
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NECi Superior - Model PTK-TTLR or PTK-TTSR - Test Tube Format Phosphate Test Kits
This kit is supplied complete with all necessary reagents except for HPLC water. Use this kit for quantitative phosphate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. Simply extract solid samples using HPLC water before analysis. This test tube format kit is to be used with your UV capable spectrophotometer capable of reading absorbance at ...
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NECi - Model NTK-ND-25 and NTK-ND-100 - Nitrate Test Kits by NADH Disappearance
Use this kit to obtain quantitative nitrate data within standard range by measuring NADH Disappearance. Measures nitrate content in food extracts and other aqueous extracts or samples. Confirmed by NECi to provide accurate results when used in conjunction with Carrez's Reagent in meat, milk, and whey. Use your standard food sample preparation method or see product documents for more ...
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NECi - Model NaRA-10 - Nitrate Reductase Activity Assay Kit
This kit enables you to prepare extracts of 10 samples and to assay these extracts for NADH: Nitrate Reductase (NaR) activity in roots, stems, leaves, whole plants, fungal or microbial extracts. The enzyme Nitrate Reductase (NaR) catalyzes the reduction of Nitrate to Nitrite using the natural electron donor NADH. The nitrite reacts with color reagents (dyes) under acidic conditions to produce a visible magenta color. The color produced is directly ...
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Nitrate Analysis - Enzymes and Reagent Pack
Freeze-dried enzyme + reconstitution diluent included, available with or without optimized co-factor. Also available formatted for discrete analyzers, flow injection analyzers, and other automated instruments.
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NECi - Model AtNaR-RPk - AtNaR + NADH Reagent Packs
Superior Stock AtNaR + NADH Packs For Your Laboratory. Packs include 1.0 unit of AtNaR plus calibrated quantities of reaction cofactors (freeze-dried ...
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NECi - Model YNaR-RPk - YNaR + NADH Reagent Packs
1.0 Unit YNaR + NADH Aliquot Packs for your laboratory. Packs include 1.0 unit of YNaR plus calibrated quantities of reaction cofactors (freeze-dried ...
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NECi - Model NRPk-AND-1At - Reagents for Discrete Analyzers Using NADH Disappearance
Compatible with Tabletop Discrete Analyzers measuring Nitrate by NADH disappearance such as Hitachi 717. AtNaR & NADH Reagents for 75 Samples. Packs include 1.0 unit of AtNaR (freeze-dried form), 2.4mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-DA-1At - Reagents for Tabletop Discrete Analyzers
Compatible with Tabletop Discrete Analyzers such as Unity (Westco) Smartchem, OI Analytical Discrete Analyzers, Thermo Scientific™ Gallery™, and other machines with a similar format. AtNaR & NADH Reagents for 50-200 Samples. Packs include 1.0 unit of AtNaR (freeze-dried form), 0.7 mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-HDA-3At - Reagents for High Capacity Discrete Nitrate Analysis
Compatible with High Capacity Stand Alone Discrete Analyzers (Thermo Scientific™ Aquakem™). AtNaR & NADH Reagents for minimum 300 assays. Packs include 3.0 units of AtNaR (freeze-dried form), 2mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-FIA-3At - Reagents for FIA, CFA, and SFA Nitrate Analysis
Compatible with Continuous Flow Analyzers, Flow Injection Analyzers, Segmented Flow Analyzers such as LACHAT QuikChem® and others. AtNaR & NADH Reagents for Flow Injection Analysis and Continuous Flow Analyzer Methods. Packs include 3.0 Units of AtNaR (freeze-dried form), and 8.0 mg of NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-AP-1At - Nitrate Reductase Reagent Packs for Astoria Pacific Discrete Analyzers
Compatible with Astoria Pacific Discrete Analyzers. AtNaR & NADH Reagents for minimum 50 assays. Packs include 1.0 units of AtNaR (freeze-dried form), 0.7mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-SA-1At - Nitrate Reductase Reagent Pack for Seal Discrete Analyzers
Compatible with Seal Discrete Analyzers. AtNaR & NADH Reagents for minimum 85 assays. Packs include 1.0 units of AtNaR (freeze-dried form), 4.8mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NRPk-SC-1At - Nitrate Reductase Reagent Pack for Smartchem Discrete Analyzers
Compatible with Smartchem Discrete Analyzers. AtNaR & NADH Reagents for minimum 100 assays. Packs include 1.0 units of AtNaR (freeze-dried form), 0.7mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...
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NECi - Model NaR-EDB-05 - Nitrate Reductase Diluent Bulb Pack
5 Pack Extra Enzyme Diluent Bulbs. These packs are designed for users ordering nitrate reductase enzyme reagent packs greater than 1 unit of enzyme/vial to bring final concentration to 1 unit/ml. This optimized nitrate reductase storage buffer is always recommended for reconstituting NECi's nitrate reductase for usage and storage purposes. These diluent bulbs may be stored at room temperture, but we recommend storing at 4°C. When ordering nitrate ...
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Phosphate Analysis - On-Site Test Kit
Complete with everything needed for quick and easy analysis anywhere. These user friendly on-the-go kits are pre-measured and pre-calculated for results, no laboratory or experience needed.
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NECi - Model PTK-SSR - Soil Phosphate Test Kit
Measure Bioavailable Phosphate On-Site. These kits require the use of NECi’s Handheld Photometer, results are not colorimetric. Quick and Reliable Results, Easy to Use, Environmentally Benign. This reagent refill test kit will measure 0 ppm - 20 ppm Phosphate in soil and sediment samples to be analyzed with our handheld photometer. If you do not yet have a handheld photometer, please view our introductory photometer package where you can complete ...
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NECi - Model PTK-WLR and PTK-WSR - Water Phosphate Test Kits
Measure Soluble Reactive Phosphate On-Site. These kits require the use of NECi's Handheld Photometer, results are not colorimetric. Quick and Reliable Results, Easy to Use, Environmentally Benign. Use these test kit reagent refills with our handheld dual-wavelength photometer to measure phosphate levels in various types of aqueous samples, including municipal and industrial wastewater, agricultural runoff, and more. Monitor non-point source pollution and ...
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NECi - Model PHOT-PACK - Handheld Photometer Introductory Package
For Easy, On-Site Analysis of Nitrate and Phosphate in a Variety of Sample Types. NECi's handheld photometer coupled with enzyme-based on-site test kits offers accurate and reliable quality data anywhere. The photometer interfaces with Android mobile devices via Bluetooth technology to provide digital results which are stored and easily exported for further analysis & ...
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Phosphate Analysis - Laboratory Test Kit
Complete with most necessary reagents, including buffers, standards, color reagents, co-factors. Requires a basic laboratory equipped with ice, labware, pipettes, and photometer or microplate reader.
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NECi - Model PTK-TTSR-25 - Test Tube Format Phosphate Test Kit: Standard Range, 25 Samples
This kit is supplied complete with all necessary reagents except for HPLC water. Use this kit for quantitative phosphate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. Simply extract solid samples using HPLC water before analysis. This test tube format kit is to be used with your UV capable spectrophotometer capable of reading absorbance at ...
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NECi - Model PTK-TTSR-100 - Test Tube Format Phosphate Test Kit: Standard Range, 100 Samples
This kit is supplied complete with all necessary reagents except for HPLC water. Use this kit for quantitative phosphate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. Simply extract solid samples using HPLC water before analysis. This test tube format kit is to be used with your UV capable spectrophotometer capable of reading absorbance at ...
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NECi - Model PTK-TTLR-25 - Test Tube Format Phosphate Test Kit: Low Range, 25 Samples
This kit is supplied complete with all necessary reagents except for HPLC water. Use this kit for quantitative phosphate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. Simply extract solid samples using HPLC water before analysis. This test tube format kit is to be used with your UV capable spectrophotometer capable of reading absorbance at ...
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NECi - Model PTK-TTLR-100 - Test Tube Format Phosphate Test Kit: Low Range, 100 Samples
This kit is supplied complete with all necessary reagents except for HPLC water. Use this kit for quantitative phosphate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. Simply extract solid samples using HPLC water before analysis. This test tube format kit is to be used with your UV capable spectrophotometer capable of reading absorbance at ...
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Phosphate Analysis - Enzymes and Reagent Pack
Freeze-dried enzyme + reconstitution diluent included, available with or without optimized co-factor. Also available formatted for discrete analyzers, flow injection analyzers, and other automated instruments.
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NECi - Model PNP-1U - Purine Nucleoside Phosphorylase: PNP 1.0 Unit
1.0 Unit Affinity Purified Recombinant Purine Nucleoside Phosphorylase. NECi Recombinant PNP catalyzes Ortho-Phosphate dependent transfer to ribose with release of free purine base. One unit produces 1 µmole of hypoxanthine from inoside per minute, at pH 8.0 and 22°C. Supplied freeze-dried with Enzyme Diluent ...
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NECi - Model PNP-2U - Purine Nucleoside Phosphorylase: PNP 2.0 Units
2.0 Units Affinity Purified Recombinant Purine Nucleoside Phosphorylase. NECi Recombinant PNP catalyzes Ortho-Phosphate dependent transfer to ribose with release of free purine base. One unit produces 1 µmole of hypoxanthine from inoside per minute, at pH 8.0 and 22°C. Supplied freeze-dried with Enzyme Diluent ...
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NECi - Model PNP-3U - Purine Nucleoside Phosphorylase: PNP 3.0 Units
3.0 Units Affinity Purified Recombinant Purine Nucleoside Phosphorylase. NECi Recombinant PNP catalyzes Ortho-Phosphate dependent transfer to ribose with release of free purine base. One unit produces 1 µmole of hypoxanthine from inoside per minute, at pH 8.0 and 22°C. Supplied freeze-dried with Enzyme Diluent ...
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NECi - Model PNP-5U - Purine Nucleoside Phosphorylase: PNP 5.0 units
5.0 Units Affinity Purified Recombinant Purine Nucleoside Phosphorylase. NECi Recombinant PNP catalyzes Ortho-Phosphate dependent transfer to ribose with release of free purine base. One unit produces 1 µmole of hypoxanthine from inoside per minute, at pH 8.0 and 22°C. Supplied freeze-dried with Enzyme Diluent ...
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NECi - Model PNP-RPk - PNP + MESG Reagent Pack
Optimized Balance Supply: Affinity Purified Recombinant Purine Nucleoside Phosphorylase (1.0 Unit) + MESG. NECi Recombinant PNP catalyzes Ortho-Phosphate dependent transfer to ribose with release of free purine base. One unit produces 1 µmole of hypoxanthine from inoside per minute, at pH 8.0 and 22°C. Supplied freeze-dried with Enzyme Diluent Bulb + optimized aliquot of co-factor, ...
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Handheld Photometer
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NECi - Model PHOT-N-P - Photometer-Nitrate and Phosphate Compatible
Fits in the palm of your hand, sends results to a mobile device for effortless data tracking. This handheld photometer is designed for use with NECi's on-site test kits for nitrate and phosphate analysis. NECi's handheld photometer is designed to interface with Android mobile devices via Bluetooth technology. The computational software is part of the mobile application, not in the handheld device, saving space and allowing data storage and tracking on ...
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Equipment and Supplies
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NECi - Model E-PIP - 50mL Pipetter
For Accurate Results Includes: (1) 50µL Pipetter, (25) ...
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NECi - Model E-TIP - Pipetter Tips
For Accurate Results. Refills For 50µL Pipetter. Disposable. Choose: (25) Tips or (1000) ...
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NECi - Model E-ABN - Assay Buffer
Assay Buffer for NECi's Nitrate Testing ...
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NECi - Nitrate Color Slider Application
NECi has developed a smartphone app for Apple and Android devices to make nitrate determination easier, greener, and more accurate, all in the palm of your hands. There's no need for guessing the color of your sample according to the 4 color panel included in our instructions. Simply go to Google Play or the App Store and search "nitrate color slider" to find the free app for your smartphone. Shown below is the iPhone version of our ...
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NECi - Model NTK - On-site Nitrate Test Kit
Easy, Accurate, Reliable, Safe, Environmentally Benign. Nitrate analysis is easy, reliable, accurate, and non-hazardous with NECi’s enzyme-based nitrate test kits. Simplified from validated laboratory methods (ASTM, EPA, USGS), our on-site nitrate test kits provide users with accurate, reliable data without the need for any laboratory equipment or experience. Everything is prepackaged and pre-calculated: once samples are collected, nitrate testing is a breeze. These kits can be used for water, soil, petiole, and dry and green forage testing. The kits have been designed to be lightweight and compact, making nitrate analysis easy to be performed anywhere by anyone. Our kits are unique from other nitrate test kits available, they use an enzyme called Nitrate Reductase for analysis. Most other nitrate test kits use cadmium, a toxic heavy metal, to test for nitrate. Enzymes are non-hazardous, and provide accurate, reliable results.
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NECi - Model NTK-WLR & NTK-WSR - Standard Range Water Nitrate Test Kit
Easy to Use, Quick and Reliable Results, Non-Toxic. Obtain near lab-quality results within 30 minutes. Non-toxic kit contents ensure safety for humans and the environment. No laboratory experience or materials needed. Free "NECi color slider" application for mobile devices with kit purchase to make analysis even easier. Available in Standard Range (0.5 ppm - 10.0 ppm Nitrate-N) and Low Range (0.05 ppm - 2.0 ppm Nitrate-N). For ambient, unimpaired ...
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NECi - On-site Test Kits-Phosphate
On-site Test Kits for Phosphate Analysis Enzyme-based phosphate test kits require the use of NECi's handheld photometer for UV measurement NECi's Enzyme-based phosphate test kits deliver accurate and reliable results on-site directly to your android device from the handheld photometer. These kits are enzyme based unlike other phosphate test kits commercially available. Enzymes are proteins, biologically derived, meaning that they are safe to handle and dispose of. These kits are easy to use and are excellent educational tools for learning about enzymatic activity, water quality, biochemistry, agriculture, and more. Ask about our "education discount" for classroom use. No laboratory training is required, and results are ready within 30 minutes. Compact and lightweight kit design allows for easy instant on-site Phosphate determination in the field. The US EPA and many states sponsor programs for citizens to monitor water quality in their community(More information here).
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NECi - Model PTK-WLR & PTK-WSR - Standard Range Water Phosphate Test Kit
These kits require the use of NECi's Handheld Photometer, results are not colorimetric. Quick and Reliable Results, Easy to Use, Environmentally Benign. Use these test kit reagent refills with our handheld dual-wavelength photometer to measure phosphate levels in various types of aqueous samples, including municipal and industrial wastewater, agricultural runoff, and more. Monitor non-point source ...
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NECi - Laboratory Test Kits-Nitrate
Accurate, reliable, sensitive, selective, safe! Reaction is irreversible and goes to completion Use this method to measure nitrate in any aqueous solution and complex matrices Nitrate Reductase method is compatible with Alkaline Persulfate Digestion for Total Nitrogen Analysis Low detection limits in complex mixtures Accurate and reliable data Enzymes are naturally selective, sensitive, accurate, and reliable Reduce false negatives and false positives Complete laboratory test kits include all buffers and color reagents for your convenience Complete easy to follow instructions, formatted for test tube or microplate analysis
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NECi - Model NTK-ND-25 and NTK-ND-100 - NADH Disappearance Nitrate Reductase Based Test Kit
Accurate and Reliable Results, Economical, Environmentally Benign Measures within Standard Range (0.5 ppm - 10.0 ppm Nitrate-N) Choose from Analysis of 25 or 100 Samples Use this kit to obtain quantitative nitrate data within standard range by measuring NADH Disappearance. Measures nitrate content in food extracts and other aqueous extracts or samples. Confirmed by NECi to provide accurate results when used in conjunction with Carrez's Reagent in meat, ...
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NECi - Model NTK-TTLR & NTK-TTSR - Test Tube Format Nitrate Test Kit
Use this kit for quantitative nitrate analysis of essentially any aqueous sample, from wastewater to soil and plant extracts. This test tube format kit is to be used with your colorimeter or spectrophotometer capable of reading at 540nm± 20nm. NECi's recombinant Nitrate Reductase drives all Nitrate to Nitrite using NADH, which reacts with color reagents under acidic conditions to produce a visible ...
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NECi - Model NTK-MPLR & NTK-MPSR - Microplate Format Nitrate Test Kits
Use this kit for quantification of nitrate in essentially any aqueous sample. Reactions occur on a 96-well microplate provided with the kit. This test kit is based on the enzyme Nitrate Reductase (NaR), catalyzing the reduction of nitrate to nitrite using the natural electron donor NADH. The nitrite reacts with color reagents under acidic conditions to produce a visible color. The concentration of nitrate in the original sample is determined by ...
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NECi - Enzymes and Reagent Pack Nitrate
Accurate, Reliable, Sensitive, Selective, and Safe! Reagent Grade Enzyme Packs for Automated and Economical Analysis. Reactions are irreversible and go to completion. Use this method to measure nitrate in any aqueous solution and complex matrices. Nitrate Reductase method is compatible with Alkaline Persulfate Digestion for Total Nitrogen Analysis. Low detection limits in complex mixtures. Accurate and reliable data. Enzymes are naturally selective, sensitive, accurate, and reliable. Reduce false negatives and false positives. Reagent grade enzyme packs are ready for reconstitution and storage. Enzyme packs are custom formatted for various automated laboratory instruments Contact us today for custom instrument formatting!
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NECi - Model NPk-FIA-3At - Reagents for FIA, CFA, and SFA Nitrate Analysis
Compatible with Continuous Flow Analyzers, Flow Injection Analyzers, Segmented Flow Analyzers such as LACHAT QuikChem and others. AtNaR & NADH Reagents for Flow Injection Analysis and Continuous Flow Analyzer Methods. Packs include 3.0 Units of AtNaR (freeze-dried form), and 8.0 mg of NADH (solid form), and 1 vial of enzyme ...
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NECi - Model AtNaR-RPk - NADH Reagent Packs
Superior Stock AtNaR + NADH Packs For Your Laboratory. Packs include 1.0 unit of AtNaR plus calibrated quantities of reaction cofactors (freeze-dried ...
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NECi - Model NPk-HDA-3At - Reagents for High Capacity Discrete Analyzers
Compatible with High Capacity Stand Alone Discrete Analyzers (Thermo Scientific Aquakem). AtNaR & NADH Reagents for minimum 300 assays. Packs include 3.0 units of AtNaR (freeze-dried form), 2mg NADH (solid form), and 1 vial of enzyme diluent. Contact us to design a kit tailored to your machine (if not listed) for no extra ...