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1954 results for "Alsto"

"Alsto"

1954 Results
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1H-Pyrazolo[3,4-d]pyrimidin-4(5H)-one, white powder

Supplier: MP Biomedicals

An inhibitor of Xanthine Oxidase which decreases uric acid production; also inhibits de novo pyrimidine biosynthesis.

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Lecithin (from soy bean) ≥90%, waxy orange-yellow chunky solid, Water Dispersable Grade

Supplier: MP Biomedicals

Lecithin is used as an emulsifier and solubilizer for drugs in an aqueous solution, also as a vehicle for liposomes.

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VWR®, Trays for VLSB Shaking Baths

VWR®, Trays for VLSB Shaking Baths

Supplier: VWR Collection

Shaking bath, Test tube tray, (also used as plain tray) stainless steel for 3 test tube racks, for VLSB12

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1,4-Dithioerythritol ≥99%, white crystalline powder

Supplier: MP Biomedicals

Dithioerythritol is an erythro isomer of 2,3-dihydroxy-1,4-dithiolbutane, and an isomer of 1,4-dithiothreitol which is a reagent for maintaining thiols in the reduced state; prevents oxidation of sulfhydryl-containing proteins during SDS-polyacrylamide gel electrophoresis. It also quantitatively reduces disulfides.

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Glutaraldehyde 25% in aqueous solution

Supplier: MP Biomedicals

Glutaraldehyde is also referred to as glutaral, 1,5-pentanedione, potentiated acid glutaraldehyde, sonacide, and glutardialdehyde. Pure monomeric glutaraldehyde has an absorbance peak at 280 nm and the main impurity, possibly a polymer, has an absorbance peak at 235 nm. Upon analysis, this product is 25-28% by titration and has an A235/A280 ratio of not more than 0,5. Monomeric glutaraldehyde may be purified from polymeric glutaraldehyde by treatment with charcoal (5% w/v) and subsequent filtration (3-4 times). Untreated glutaraldehyde has an absorption at 235 nm that is 5 times greater than that at 280 nm, whereas, after three washings the values are about equal. Glutaraldehyde is a bifunctional cross-linking reagent, reacting with NH2 groups to form Schiff's bases.

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4-Nitrophenyl acetate, pale yellow powder

Supplier: MP Biomedicals

p-Nitrophenyl Acetate used with iodoacetic acid for reductive cleavage of methionine-containing peptides. It is also used as a substrate that has been used in assays for esterase and lipase activity. Inorganic complexes have been evaluated for their methanolysis or hydrolysis activity using p-nitrophenyl acetate.

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VWR®, Accessories for Hotplate Stirrers

VWR®, Accessories for Hotplate Stirrers

Supplier: VWR Collection

Stirrer, Multi-position Magnetic Hotplate Stirrer, VWR®

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Sodium nitroprusside dihydrate ≥99%, dark brown solid

Supplier: MP Biomedicals

Sodium nitroprusside dihydrate reagent used for chromatographic detection of peptides containing cystine. Also liberates nitric oxide in biological systems.

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Genistein, free flowing white powder

Supplier: MP Biomedicals

Genistein inhibits EGF-stimulated phosphorylation in cultured cells. Also used to explore signal transduction pathways.

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Masterflex® Ismatec® Microbore Pump Tubing, Tygon® LMT-55, Avantor®

Masterflex® Ismatec® Microbore Pump Tubing, Tygon® LMT-55, Avantor®

Supplier: Avantor Fluid Handling

Crystal clear and flexible while also being long-lasting and crack-resistant.

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VWR®, Crimp Caps for Crimp Neck Headspace Vials ND20

VWR®, Crimp Caps for Crimp Neck Headspace Vials ND20

Supplier: VWR Collection

VWR®, Chromatography vial closure, Steel, Crimp caps with septa, open top, magnetic, high purity, also usable for SPME, Hardness: 45° shore A, Septum: White silicone/blue PTFE, Thickness: 1,5 mm

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VWR® ARISTAR® Multi-Component Anion Mix 10, Avantor

VWR® ARISTAR® Multi-Component Anion Mix 10, Avantor

Supplier: VWR Chemicals

Two solutions - a nitrite standard solution and also a 6 component multi-element standard solution.

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VWR®, Laboratory Notebooks

VWR®, Laboratory Notebooks

Supplier: VWR Collection

The notebook covers are waterproof and chemical-resistant. They also contain periodic and conversion tables in the back.

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VWR® Traceable®, Digital barometer

VWR® Traceable®, Digital barometer

Supplier: VWR Collection

This digital barometer monitors barometric pressure, air temperature, relative humidity also barometric pressure trend and time.

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VWR® AVS TITRINORM® Potassium Chloride Electrolytic Solutions

VWR® AVS TITRINORM® Potassium Chloride Electrolytic Solutions

Supplier: VWR Chemicals

Potassium chloride 3 Molar solution may also be used as an electrode storage solution.

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Biopsy processing/embedding cassettes, Unisette™ M406

Biopsy processing/embedding cassettes, Unisette™ M406

Supplier: Simport Scientific

These disposable biopsy cassettes are designed to hold biopsy specimens during the embedding process. They are also designed as a storage file.

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