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97357 results for "Pyridine+hydrofluoride&pageNo=25"

 

Freezers

Freezers

Supplier: GRAM

The unique air distribution system combined with a finned tube evaporator results in excellent temperature consistency for biostorage: the evaporator design eliminates the risk of 'cold walls', which can damage delicate items stored touching the sides of the cabinet. Whilst the air distribution system which directs the cold air down the rear of the cabinet and back up to the evaporator fan at the top, ensures a uniform temperature throughout.

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L(+)-Potassium sodium tartrate tetrahydrate 99.0-102.0% ACS

Supplier: Thermo Fisher Scientific

L(+)-Potassium sodium tartrate tetrahydrate 99.0-102.0% ACS

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Guanidinium hydrochloride ≥99%, crystalline powder, Ultrapure

Supplier: MP Biomedicals

Applications
Guanidine hydrochloride can be used as the first step in refolding proteins or enzymes into their active form. Urea and dithiothreitol (DTT) may also be necessary. Also used in the isolation of RNA. It is a strong chaotropic agent useful for the denaturation and subsequent refolding of protein, it can solubilize insoluble or denatured proteins such as inclusion bodies and be used for the recovery of periplasmic proteins. This can be used as the first step in refolding proteins or enzymes into their active form. Urea and dithiothreitol (DTT) may also be necessary. Also used in the isolation of RNA.
Product Description
The crystal structure of Guanidine hydrochloride consists of a network of guanidinium cations and chloride anions linked by N–H•••Cl hydrogen bonds,it is a strong chaotropic agent.Guanidine HCl may agglomerate upon storage. It may appear as a free-flowing crystalline powder, a freeflowing powder with solid material dispersed throughout, or a solid. The quality of the product does not appear to be affected and solutions prepared from the free-flowing and lumpy guanidine HCl appear identical

Grade: Ultra Pure
Purity: >99%
Keywords: Guanidium chloride, chaotropic agent
Key Applications: Chaeotropic agent
Product Type: Biochemicals
Biochemical Category: Chaotropic Agents
Density: 1.345 g/cm³ at 20 °C (Lit.)
Melting Point: 180-190 °C
UV/Visible Absorbance: OD260nm (6.0 M aq soln) <0.03
Presentation: White Crystalline Powder
pH: 4-6 (6.0 M aq soln)
Solubility: Soluble in water,Clear, Colorless Solution (6 M - clear, colorless solution).
Storage & Handling: Room Temperature, desiccate

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Multi-parameter meter (pH/mV/conductivity), handheld, Orion Star™ A325

Multi-parameter meter (pH/mV/conductivity), handheld, Orion Star™ A325

Supplier: Thermo Orion

This rugged, waterproof portable meter is designed for a wide range of pH, mV, ORP, conductivity, total dissolved solids (TDS), salinity, resistivity and temperature testing and field applications. It can be used in the most demanding locations thanks to its IP67-rated housing. The meter offers two measuring channels allowing users to measure pH and conductivity simultaneously or view each channel separately.

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illustra™ MicroSpin™ S-300 HR columns

illustra™ MicroSpin™ S-300 HR columns

Supplier: Cytiva

illustra™ MicroSpin™ S-300 HR columns designed for rapid purification of PCR products (>100 bp) from unincorporated primers (<20-mers) and nucleotides using spin-column chromatography.

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Genomic DNA purification kits, Fast DNA™ SPIN kit for Soil, MP Biomedicals

Supplier: MP Biomedicals

The FastDNA™ SPIN Kit for Soil is designed to efficiently isolate bacterial, fungi, plant and animal genomic DNA from soil and environmental samples.

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GLOVE STERLING NITR. 24CM AMBI GREY XL 1 * 140 items

Supplier: KIMBERLY CLARK

GLOVE STERLING NITR. 24CM AMBI GREY XL 1 * 140 items

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L(+)-Cysteine hydrochloride monohydrate ≥99%

Supplier: Thermo Fisher Scientific

L(+)-Cysteine hydrochloride monohydrate ≥99%

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L(+)-Histidine monohydrochloride monohydrate, Millipore®

Supplier: Merck

L(+)-Histidine monohydrochloride monohydrate, Millipore®

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Filter Paper Circles MN 85/70 20 cm diameter pack of 100 1 * 100 items

Supplier: MACHEREY-NAGEL

Filter Paper Circles MN 85/70 20 cm diameter pack of 100 1 * 100 items

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Water baths and circulators, stainless steel, Optima™

Water baths and circulators, stainless steel, Optima™

Supplier: GRANT INSTRUMENTS

The Grant Optima™ range consists of both general purpose and advanced performance thermostats combined with premium stainless steel baths (drain tap on 12, 18, 26 and 38 litre baths). Stirred circulation within the bath ensures excellent temperature stability and uniformity. Units can also be used with accessory C1G and C2G immersion coolers for operation below ambient temperatures.

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Cooled Incubators, Series 2

Cooled Incubators, Series 2

Supplier: LMS

LMS Series 2 cooled incubators are temperature controlled cabinets with fan assisted air circulation via a pre-mixing chamber. The units have a white enamelled sheet steel exterior, high impact plastic interior and polyurethane foam insulation, and feature a door lock and magnetic door gasket. The corrosion resistant inner chamber is easy to clean, disinfection procedures are detailed in the user manual.

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L(+)-Potassium sodium tartrate tetrahydrate 99+% for analysis

L(+)-Potassium sodium tartrate tetrahydrate 99+% for analysis

Supplier: Thermo Fisher Scientific

L(+)-Potassium sodium tartrate tetrahydrate 99+% for analysis

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SPINeasy® Plasmid Purification, MiniPrep Kit, MP Biomedicals

SPINeasy® Plasmid Purification, MiniPrep Kit, MP Biomedicals

Supplier: MP Biomedicals

SPINeasy Plasmid Miniprep kit is a silica-membrane spin-column kit that enables up to 20 µg of plasmid DNA to be purified from 1 to 5 ml of transformed bacterial culture.

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L(+)-Histidine monohydrochloride monohydrate for synthesis, Sigma-Aldrich®

Supplier: Merck

L(+)-Histidine monohydrochloride monohydrate for synthesis, Sigma-Aldrich®

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Microbial DNA Extraction Kit - Bead beating

Supplier: BIOPREMIER

The microbial DNA extraction kit - bead beating is designed for a fast and efficient purification of microbial DNA (gram-negative and gram-positive bacteria, yeast and fungi).

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Orion Star™ A329 Multi-Parameter Meter (pH/ISE/Conductivity/DO), Handheld

Orion Star™ A329 Multi-Parameter Meter (pH/ISE/Conductivity/DO), Handheld

Supplier: Thermo Orion

This rugged, waterproof portable meter is designed for a wide range of pH, ion concentration, conductivity, dissolved oxygen and temperature testing and field applications. It can be used in the most demanding locations thanks to its IP67-rated housing. The meter offers three measuring channels allowing users to measure pH, conductivity and DO simultaneously or view each channel separately.

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High MW genomic DNA isolation kits, MegaLong™

High MW genomic DNA isolation kits, MegaLong™

Supplier: G-Biosciences

The majority of genomic DNA extraction methods involve numerous physical manipulations, including mixing, pipetting, shaking, binding to resin, elution, which results in sheared DNA that may not be suitable for further analysis.

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Planetary ball mills, PM 100, PM 100 CM, PM 200 and PM 400

Planetary ball mills, PM 100, PM 100 CM, PM 200 and PM 400

Supplier: Retsch GmbH

Planetary mills pulverise and mix soft, medium-hard to extremely hard, brittle and fibrous materials quickly without loss. Examples of applications include minerals, ores, chemicals, ceramics, soils, household and industrial waste and sample preparation for spectral analysis. These mills are suitable for long term trials and continuous use and are used for dry and wet grinding in all industry sectors, where a high degree of reproducibility, fineness, purity and speed is required. The excellent performance is achieved by the high centrifugal forces and very high pulverisation energy generated by the planetary mill design. The control system allows the operator to control speed, grinding time, direction reversal and interval times. The mills also meet all the technical requirements for colloidal grinding and have the energy input necessary for mechanical alloying processes. Safety features include automatic safety self-test and a noise protected and ventilated chamber. A backup memory in the event of power failure ensures storage of remaining grinding time. Grinding sets are available in six different materials that allow sample preparation without contamination.

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Flask volumetric, capacity 25ml, class A, amber graduated, polystoppered, tolerance 0.04ml, height 110mm, NS-ground 10/19, draduatio n color white, conformity certified,DIN/ISO product with single certificate. 1 * 1 items

Supplier: HIRSCHMANN

Flask volumetric, capacity 25ml, class A, amber graduated, polystoppered, tolerance 0.04ml, height 110mm, NS-ground 10/19, draduatio n color white, conformity certified,DIN/ISO product with single certificate. 1 * 1 items

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Antimony(III) potassium oxitartrate trihydrate 99.0-103.0% ACS

Supplier: Thermo Fisher Scientific

Antimony(III) potassium oxitartrate trihydrate 99.0-103.0% ACS

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Antimony(III) potassium oxitartrate trihydrate 99+%

Antimony(III) potassium oxitartrate trihydrate 99+%

Supplier: Thermo Fisher Scientific

Antimony(III) potassium oxitartrate trihydrate 99+%

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DNA prep for PCR - tissue, Extracta™

Supplier: Quantabio

The Extracta™ DNA prep for PCR - tissue consists of a two component reagent kit for rapid and efficient extraction of PCR-ready genomic DNA from mammalian tissues. The kit has been demonstrated to work with mouse tail biopsies, ear punches and a variety of human tissue samples including hair, buccal cells and saliva.

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AmMag™ Quatro Plasmid Purification Kit

Supplier: Genscript

The AmMag Quatro is an automated solution for purification of large-scale, high quality, transfection-grade plasmids from Escherichia coli cultures. The solution consists of a system controller that provides simultaneous operation of up to 4 independent purification modules, along with pre-filled consumables and verified protocols.

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SPINeasy® DNA Kit for Saliva, MP Biomedicals

SPINeasy® DNA Kit for Saliva, MP Biomedicals

Supplier: MP Biomedicals

The SPINeasy DNA kit for saliva from MP Biomedicals makes saliva sampling easier by using our specially formulated Saliva Preservation Solution (SPS) to preserve the sample at room temperature without compromising the quality.

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Fast RNA™ spin kit for yeast, MP Biomedicals

Supplier: MP Biomedicals

The FastRNA™ SPIN Kit for Yeast quickly and efficiently isolates high-quality, total RNA from tough-to-lyse yeast strains, fungi, and algae in approximately 15 minutes using a specialised Lysing Matrix (Yttria-stabilised zirconium oxide, 0,5 mm) for cell lysis and SPIN columns for the purification process.

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Sera-Xtracta virus/pathogen kit

Sera-Xtracta virus/pathogen kit

Supplier: Cytiva

Sera-Xtracta virus/pathogen kit for high-throughput total nucleic acid (DNA/RNA) isolation from bacteria and viruses including adenovirus (type 14), influenza A (H3N2) and COVID-19.

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Cleanroom tables, BLAUTOUCH

Cleanroom tables, BLAUTOUCH

Supplier: LABORIAL

Innovative interactive worktop for laboratories, cleanrooms and healthcare. A hygienic design based on GMP guidlines which consists of a continuous, tempered glass surface on phenolic resin laminate in which is embedded a touch control screen, to provide an interactive worktop, all supported on a metallic structure. At the same time, it works as a regular worktop and solves the disinfection and contamination problems associated with the use of tablets, notebooks, PCs, keyboards and mouse in cleanrooms and other controlled environments. It allows access to any laboratory software such as electronic notebooks, LIMS, Wikis, analysis software, Office and others, on the laboratory workbench, whilst maintaining an aseptic environment. The interactive worktop can help to reduce traffic, in and out of critical areas in which the use of handheld computer devices are restricted or prohibited.

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L(+)-Histidine monohydrochloride monohydrate 98%

L(+)-Histidine monohydrochloride monohydrate 98%

Supplier: Thermo Fisher Scientific

L(+)-Histidine monohydrochloride monohydrate 98%

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di-Sodium L(+)-tartrate dihydrate 99+% ACS

di-Sodium L(+)-tartrate dihydrate 99+% ACS

Supplier: Thermo Fisher Scientific

di-Sodium L(+)-tartrate dihydrate 99+% ACS

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