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425 results for "Mobile phases and phase modifiers:relevance:vendor_name:Merck"

"Mobile phases and phase modifiers"

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Aluminium oxide, α-phase, Sigma-Aldrich®

Supplier: Merck

Aluminium oxide, α-phase, Sigma-Aldrich®

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α-tri-Calcium phosphate (α-phase), Sigma-Aldrich®

Supplier: Merck

α-tri-Calcium phosphate (α-phase), Sigma-Aldrich®

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Silicon nitride α-phase, Sigma-Aldrich®

Supplier: Merck

Silicon nitride α-phase, Sigma-Aldrich®

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Titanium aluminum carbonitride MAX phase, Sigma-Aldrich®

Supplier: Merck

Titanium Aluminum Carbonitride MAX phase is an excellent MXene precursor; and can be processed by HF or HCl+LiF to obtain MXene.

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Niobium aluminum carbide MAX phase, Sigma-Aldrich®

Supplier: Merck

Nb₂AlC MAX phase is the precursor to revolutionary Nb2CTx MXene applications.
Technical prowess: Electrical conductivity: Nb2AlC serves as the precursor for Nb₂CTx MXene, showcasing remarkable electrical conductivity of 3,5×10⁴ S/cm.
Thermal conductivity: A thermal conductivity of 37,8 W/m·K ensures efficient heat dissipation, crucial for various engineering applications.
Hardness: With a vickers hardness of approximately 14,3 GPa, Nb₂AlC promises durability and resistance to wear.
Temperature stability: Operating at temperatures exceeding 1000 °C, Nb₂AlC finds applications in high-temperature environments like thermal barriers and heat exchangers.

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HPLC columns, NUCLEOSIL® C18, Supelco®

Supplier: Merck

NUCLEOSIL® C18 columns with octadecyl modified silica phase for HPLC.

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Silicon nitride predominantly β-phase ≤10 µm, Sigma-Aldrich®

Supplier: Merck

Silicon nitride predominantly β-phase ≤10 µm, Sigma-Aldrich®

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Membrane filters, LCR

Membrane filters, LCR

Supplier: Merck

These PTFE white hydrophilic membrane compatible with all commonly used HPLC solvents. The membrane undergoes a special treatment process to remove any residual extractables, to provide clearer analysis results. They are widely used for HPLC mobile phase filtration, clarifying acids, bases and dilute protein solutions and isolation of RNA.

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Molybdenum titanium aluminum carbide MAX phase, Sigma-Aldrich®

Supplier: Merck

Mo2Ti₂AlC₃ is a 413 MAX phase, a precursor for cutting-edge applications. MXene nanosheets, a class of two-dimensional transition-metal carbides, are predicted to serve as high-performing anodes for non-lithium-ion batteries by combined first-principles simulations and experimental measurements. Further, Mo₂Ti₂AlC₃, a novel MAX phase, exhibits impressive thermoelectric properties, surpassing traditional ceramics. Its metallic transport behavior offers new possibilities in electronic applications. Additionally, Mo₂Ti₂AlC₃ serves as an efficient mode-locker for ultrafast fiber lasers, highlighting its versatility in photonics.

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Titanium aluminium carbide 312 MAX phase ≥90% ≤40 μm, Sigma-Aldrich®

Supplier: Merck

MAX phases are a family of ternary carbides and nitrides that share a similar layered hexagonal crystal structure. They are so called because of their chemical formula: M(n+1)AXn where n = 1, 2, or 3, where M is an early transition metal, A is an element from the IIIA or IVA groups, and X is carbon and/or nitrogen class of materials. MAX phases combine attractive properties of both ceramics and metals, and has been suggested for potential applications in nuclear reactor. The specific activities of Ti₃AlC₂ and Ti₂AlC were found to be similar to SiC, and are three orders of magnitude less than Alloy 617 after 10 to 60 years decay for all three activation times in both the fast and thermal spectra.

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Silicone oil AP 100, ~100 mPa.s, Sigma-Aldrich®

Supplier: Merck

Silicone oil AP 100 is a viscous liquid used to study the compatibility of segmenting fluids for two phase flow applications in biomedical microdevices.

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RajHans ChromoSelect medium, modified suitable for microbiology, NutriSelect® Plus, Millipore®

Supplier: Merck

RajHans ChromoSelect Medium is recommended for identification and differentiation of Salmonella species from the members of Enterobacteriaceae, especially Proteus species.

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Ethyl 4-hydroxybenzoate 99%, white powder, ReagentPlus®, Sigma-Aldrich®

Supplier: Merck

Ethyl 4-hydroxybenzoate (ethylparaben) was used to study the in-situ derivatisation solid-phase microextraction procedure for determining parabens, related chlorophenols, and triclosan in water[1].

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Hazardous Waste Filtration System

Hazardous Waste Filtration System

Supplier: Merck

If your waste samples contain non-volatile or semi-volatile substances or metals, use this hazardous waste filtration system for saparation, extratction, and filtration. Developed in collaboration with the US Environmental Protection Agency (EPA), the system is designed specifically for the US EPA Extraction Procedure (EP) Toxicity Test and Toxicity Characteristic Leaching Procedure (TCLP). The device separates solid and liquid phases of waste samples for analysis.

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Multiscreen® 96 Well Plate, PTFE Membrane

Multiscreen® 96 Well Plate, PTFE Membrane

Supplier: Merck

The MultiScreen® deep well solvinert filter plate is intended for a wide range of applications including total drug analysis, bead cleavage (solid-phase combinatorial chemistry and peptide synthesis), and sample preparation before high-performance liquid chromatography (HPLC)/ultraviolet (UV) and liquid chromatography-tandem mass spectrometry (LC-MS/MS). This filter plate is fully automation compatible.

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Montage® Gel Extraction Kit

Montage® Gel Extraction Kit

Supplier: Merck

The device utilises gel compression to extract DNA from the agarose. Centrifugal force collapses the gel structure, drives the agarose through a small orifice in the gel nebulizer and the resultant gel slurry is sprayed into the sample filter cup.

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