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155240 Results for: "slides-and-cover-glasses&amp"

KIMBLE® ULTRA-WARE® 47 mm Microfiltration Assembly with Stainless Steel Support, DWK Life Sciences

KIMBLE® ULTRA-WARE® 47 mm Microfiltration Assembly with Stainless Steel Support, DWK Life Sciences

Supplier: DWK Life Sciences (KIMBLE)

This 47 mm vacuum microfiltration assembly is designed to handle up to 500 ml of sample liquids for the analysis of particulate or microbiological contamination. It has a stainless steel support and is used for filtering viscous or proteinaceous solutions or to produce ultra-clean filtrate.

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Maltodextrin, HPLC, LC/MS Single-Component Organic Standard, SPEX CertiPrep

Supplier: SPEX CERTIPREP LLC

LC & LC/MS single-component organic standard.

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2,2,4-Trimethylpentane, Uvasol® for spectroscopy, Supelco®

Supplier: MilliporeSigma

Accurate analytic results in UV/VIS and infrared spectroscopy depend on the use of very pure solvents for sample preparation. The Uvasol® solvents range has been specially designed for spectroscopy and other applications requiring solvents of the highest spectral purity. The refinement process allows a greater degree of security in applications and avoids misinterpretation of analytical results caused by traces of UV, IR and fluorescence contamination. Uvasol® solvents offer best UV transmittance. In all specifications the minimum transmittance for 5 typical wavelengths are identified. Furthermore the transmittance is specified in accordance with Reag. Ph Eur and ACS.

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Cole-Parmer® WS-100 Series Stuart Water Stills, Antylia Scientific

Cole-Parmer® WS-100 Series Stuart Water Stills, Antylia Scientific

Supplier: Antyila Scientific

Save money while maintaining high performance.

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di-Sodium β-glycerophosphate pentahydrate ≥97% (by titrimetric analysis), Calbiochem®

Supplier: MilliporeSigma

A phosphate group donor in matrix mineralization studies that acts as a protein phosphatase inhibitor. Accelerates calcification in vascular smooth muscle cells.

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Catch the Bug

Catch the Bug

Supplier: TEACHERGEEK INC

Explore Basic Concepts of Electricity

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Dimethomorph, HPLC, LC/MS Single-Component Organic Standard, SPEX CertiPrep

Supplier: SPEX CERTIPREP LLC

LC & LC/MS single-component organic standard.

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Paclobutrazol, HPLC, LC/MS Single-Component Organic Standard, SPEX CertiPrep

Supplier: SPEX CERTIPREP LLC

LC & LC/MS single-component organic standard.

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Acetonitrile, anhydrous ≥95%, DriSolv®, Supelco®

Supplier: MilliporeSigma

Clear and free from particulates. Suitable for use in organic synthesis and other anhydrous solvent applications.
Elbow adapter with septum cap (EM-692004-2) allows for the removal of solvent under nitrogen atmosphere. Replacement septum (EM-692004S-2), for use with elbow adapter, minimizes air and moisture intrusion once the primary septum is punctured. Drying tube (EM-692010-2) filled with t.h.e.* desiccant indicating silica gel removes solvent under a dry-air atmosphere. Large plug (EM-692012-2) is a replacement plug for bottle top.

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TeacherGeek Basic Ping-Pong bal launcher Pack of 10

TeacherGeek Basic Ping-Pong bal launcher Pack of 10

Supplier: TEACHERGEEK INC

Learn how to build and design a better launcher

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Green-Lite™, Electron Microscopy Sciences

Green-Lite™, Electron Microscopy Sciences

Supplier: Electron Microscopy Sciences

Equipped with next generation, surface mount LEDs, these innovative designs create the new standard for illuminated magnifiers. Your investment in new technology quickly pays for itself through energy savings. Made in the USA.

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4-Aminopyridine ≥99.0%, Reagent Grade

Supplier: Spectrum Chemical Mfg. Corp.

4-Aminopyridine, Reagent is an organic compound and is a useful pharmacological tool in studying various potassium conductances in physiology and biophysics. It has also been utilized to manage symptoms of multiple sclerosis. The Reagent grade denotes that this chemical is the highest quality commercially available and that the American Chemical Society has not officially set any specifications for this material. Spectrum Chemical manufactured Reagent grade products meet the toughest regulatory standards for quality and purity.

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(1S)-(+)-Camphor-10-sulfonic acid 98%

Supplier: Ambeed

(1S)-(+)-Camphor-10-sulfonic acid 98%

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L(-)-Menthol 99+%

Supplier: Ambeed

(1R,2S,5R)-2-Isopropyl-5-methylcyclohexanol, Purity: 99+%, CAS Number: 2216-51-5, Appearance: Form: Crystal - Powder / Colour: Colorless or White, Storage: Sealed in dry, Room Temperature, Size: 10G

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Neocuproine hydrochloride monohydrate 99%

Neocuproine hydrochloride monohydrate 99%

Supplier: Thermo Scientific Chemicals

Neocuproine hydrochloride monohydrate 99%

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(S,S)-Ts-DENEB® 98%

Supplier: Ambeed

N-[(1S,2S)-1,2-Diphenyl-2-(2-(4-methylbenzyloxy)ethylamino)-ethyl]-4-methylbenzene sulfonamide(chloro)ruthenium(II), Purity: 98%, CAS Number: 1384974-37-1, Appearance: Yellow to deep yellow red or yellow-brown powder or crystals, Storage: Inert atmosphere, Room Temperature, Size: 250mg

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N2,N2'-(Ethane-1,2-diyl)bis(N2-(3-((4,6-bis(butyl(1,2,2,6,6-pentamethylpiperidin-4-yl)amino)-1,3,5-triazin-2-yl)amino)propyl)-N4,N6-dibutyl-N4,N6-bis(1,2,2,6,6-pentamethylpiperidin-4-yl)-1,3,5-triazine-2,4,6-triamine) 99+%

Supplier: Ambeed

N2,N2'-(Ethane-1,2-diyl)bis(N2-(3-((4,6-bis(butyl(1,2,2,6,6-pentamethylpiperidin-4-yl)amino)-1,3,5-triazin-2-yl)amino)propyl)-N4,N6-dibutyl-N4,N6-bis(1,2,2,6,6-pentamethylpiperidin-4-yl)-1,3,5-triazine-2,4,6-triamine), Purity: 99+%, CAS number: 106990-43-6, Appearance: Solid, Size: 25G

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Amino-PEG6-t-butyl ester

Supplier: Aladdin Scientific

This heterobifunctional, PEGylated crosslinker features an amino group at one end and t-butyl-protected carboxyl group at the other, which can be deprotected with acidic conditions. The hydrophillic PEG linker facilitates solubility in biological applications. Amino-PEG6-t-butyl ester can be used for bioconjugation or as a building block for synthesis of small molecules, conjugates of small molecules and/or biomolecules, or other tool compounds for chemical biology and medicinal chemistry that require ligation. Examples of applications include its synthetic incorporation into antibody-drug conjugates or proteolysis-targeting chimeras (PROTAC®molecules) fortargeted protein degradation.

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Dimethyl sulfoxide, Uvasol® for spectroscopy, Supelco®

Supplier: MilliporeSigma

Accurate analytic results in UV/VIS and infrared spectroscopy depend on the use of very pure solvents for sample preparation. The Uvasol® solvents range has been specially designed for spectroscopy and other applications requiring solvents of the highest spectral purity. The refinement process allows a greater degree of security in applications and avoids misinterpretation of analytical results caused by traces of UV, IR and fluorescence contamination. Uvasol® solvents offer best UV transmittance. In all specifications the minimum transmittance for 5 typical wavelengths are identified. Furthermore the transmittance is specified in accordance with Reag. Ph Eur and ACS.

    
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Calbiochem®, Aquacide, MilliporeSigma

Supplier: MilliporeSigma

Aquacides are useful for concentration of proteins and other macromolecules and can be used for rapid removal of water from dialysis tubing by using either a 2% syrup or the aquacide solid. Aquacides neither denature proteins nor change the pH during concentration. At room temperature 1 g of aquacide absorbs about 5 ml of water from solution in 1 h.

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Ganglioside GQ1b tetrasodium salt ≥98% (by TLC)

Supplier: Adipogen

Gangliosides are acidic glycosphingolipids that form lipid rafts in the outer leaflet of the cell plasma membrane, especially in neuronal cells in the central nervous system. They participate in cellular proliferation, differentiation, adhesion, signal transduction, cell-to-cell interactions, tumorigenesis and metastasis. The accumulation of gangliosides has been linked to several diseases. Ganglioside GQ1b specifically promotes neural differentiation of human neuroblastoma cells. Anti-GQ1b antibodies are present in serum from Miller-Fisher syndrome patients.

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Ganglioside GM3 sodium salt ≥98% (by TLC)

Supplier: Adipogen

Gangliosides are acidic glycosphingolipids that form lipid rafts in the outer leaflet of the cell plasma membrane, especially in neuronal cells in the central nervous system. They participate in cellular proliferation, differentiation, adhesion, signal transduction, cell-to-cell interactions, tumorigenesis and metastasis. The accumulation of gangliosides has been linked to several diseases. Ganglioside GM3 is the most abundant ganglioside in mammals. It is involved in several tumor processes by interacting with receptors. It inhibits epidermal cell growth and blocks insulin receptor activity.

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Heptafluorobutyric acid ≥99.5% for HPLC, Pierce™

Heptafluorobutyric acid ≥99.5% for HPLC, Pierce™

Supplier: Invitrogen

Thermo Scientific Pierce Heptafluorobutyric Acid (HFBA), HPLC Grade is manufactured and tested to meet strict specifications that ensure superior performance for use as an ion-pairing agent in reverse-phase peptide separations.

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n-Decane ≥99%, clear, colorless liquid

Supplier: MP Biomedicals

Decane (n-Decane), an aliphatic hydrocarbon, is a reference fuel. Its oxidation over a range of temperature has been studied. Its crystal structure has been investigated at 150K. The cracking of decane can be performed using electrohydrodynamic atomization system (EHDA).
Decane has been used as a solvent in the preparation of high alkane phase emulsified suspensions (HAPES). It may also be used as a solvent to suspend the CdSe/ZnS nanocrystals during absorbance measurement. Internal standard in the GC analysis of oxalic, malonic, and succinic acids in biological materials.

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2-Ethyl-3-hydroxy-4-pyrone ≥99.0% FCC

Supplier: Spectrum Chemical Mfg. Corp.

Ethyl Maltol, FCC is a good flavor and sweet synergist for food, beverages, and meat products. The FCC grade meets the requirements of the Food Chemical Codex indicates and is suitable for all food, beverage and nutritional supplement applications. Spectrum Chemical offers over 300 Food grade chemical ingredients packaged in laboratory size bottles to production drum quantities and are manufactured, packaged and stored under current Good Manufacturing Practices (cGMP) per 21CFR part 211 in FDA registered and inspected facilities.

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8-((2S,3R,4S,5S,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one 98%

Supplier: Ambeed

8-((2S,3R,4S,5S,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-3-(((2S,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one, Purity: 98%, CAS Number: 64820-99-1, Appearance: yellow powder or crystals, Size: 10MG

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Bionova® Self-Contained Spore Ampoules for Steam (10⁶ Spores/2 ml)

Bionova® Self-Contained Spore Ampoules for Steam (10⁶ Spores/2 ml)

Supplier: TERRAGENE

Self-contained spore ampoules for monitoring industrial steam sterilization of liquids. Geobacillus stearothermophilus (ATCC 7953) 10⁶ spores per ampoule. (10×58 mm). 2 ml of culture medium. 50 (+)+5(-)/BX.

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Whatman™ Puradisc Syringe Filters, PVDF, Whatman products (Cytiva)

Whatman™ Puradisc Syringe Filters, PVDF, Whatman products (Cytiva)

Supplier: Cytiva

Whatman Puradisc syringe filters from Cytiva's business combine premium quality with economic efficiency. They are well suited for rapid, routine syringe filtration of samples up to 100 ml.

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3M™ Betapure™ CMP Series Filter Cartridge

3M™ Betapure™ CMP Series Filter Cartridge

Supplier: 3M Healthcare

Betapure™ CMP filter cartridges are high capacity depth filters optimized for oxide and metal slurries used in chemical mechanical planarization (CMP) applications. Betapure CMP filters are composed of all–polypropylene components and features a multi–zone 'graded–porosity' design for the optimum level of particle classification.

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