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179062 Results for: "Merck"

Vanadium(III) chloride, Sigma-Aldrich®

Supplier: Merck

Vanadium(III) chloride, Sigma-Aldrich®

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Dimethyl adipate for synthesis, Sigma-Aldrich®

Supplier: Merck

Dimethyl adipate for synthesis, Sigma-Aldrich®

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HPLC columns, LiChrosorb®

Supplier: Merck

LiChrosorb® is one of the most successful HPLC packing materials. It is a totally porous, irregular particle silica gel produced with pore sizes of 60 and 100 Å. LiChrosorb® HPLC columns are available either as a cartridge, requiring re-usable endfittings, or as a complete end-fitted column.

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HPLC columns, Superspher®

HPLC columns, Superspher®

Supplier: Merck

Superspher® improves the separation efficiency of HPLC analysis. This high performance spherical silica carrier, with a mean particle size of 4 μm, yields the best pressure/separation performance ratio in view of today's generation of HPLC systems and according to theoretical calculation and practical experience.

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Malonic acid-[D₄] (99.5% D) for NMR spectroscopy

Supplier: Merck

Malonic acid-[D₄] (99.5% D) for NMR spectroscopy

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Conductivity standards, Certipur® Supelco®

Conductivity standards, Certipur® Supelco®

Supplier: Merck

These conductivity sachets are convenient, easy to use and ensure accurate and reliable results both in the field or in the laboratory. The 30 ml sachets always provide a fresh solution preventing contamination by microorganisms, CO₂ or other substances. A conductivity sensor can be simply inserted into the sachet.

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Dichloroisocyanuric acid sodium salt dihydrate, Supelco®

Supplier: Merck

Dichloroisocyanuric acid sodium salt dihydrate, Supelco®

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Orthophosphoric acid 85% ≥85%, Suprapur® for trace analysis, Supelco®

Supplier: Merck

Orthophosphoric acid 85% ≥85%, Suprapur® for trace analysis, Supelco®

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1,1,2,2-Tetrachloroethane-[D₂] (99.5% D), MagniSolv™ for NMR spectroscopy, Sigma-Aldrich®

Supplier: Merck

A wide range of MagniSolv™ deuterated solvents with extremely low residual water, excellent chemical purity, and the highest isotopic enrichment available can satisfy the most demanding requirements of researchers. Depending on application and sensitivity of the NMR spectrometer our offer solvents with deuteration degrees between 98% and 99.96%. In case of all the water soluble deuterated standard products, water content is specified according to both Karl Fischer and NMR.

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Bromocresol purple ACS, Reag. Ph. Eur., Supelco®

Supplier: Merck

Bromocresol purple ACS, Reag. Ph. Eur., Supelco®

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Tin standard solution, 1000 mg/L Sn in 2 M hydrochloric acid (from SnCl₄) Certipur® standard for AAS, Supelco®

Supplier: Merck

Tin Standard, 1000 mg/L, Certipur®, Supelco®, Tin, Matrix: 2 M HCl, Application: AAS standards

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2-Hydroxyethyl methacrylate ≥97.0% (by GC) stabilised for synthesis, Sigma-Aldrich®

Supplier: Merck

2-Hydroxyethyl methacrylate ≥97.0% (by GC) stabilised for synthesis, Sigma-Aldrich®

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Potassium disulphite, EMSURE® for analysis, Supelco®

Supplier: Merck

Potassium disulphite, EMSURE® for analysis, Supelco®

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Allyl acetoacetate for synthesis, Sigma-Aldrich®

Supplier: Merck

Allyl acetoacetate for synthesis, Sigma-Aldrich®

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Ammonium chloride, EMSURE® ACS, ISO, Reag. Ph. Eur. for analysis, Supelco®

Supplier: Merck

Ammonium chloride, EMSURE® Reag. Ph. Eur., ACS, ISO for analysis, Supelco®

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Dimethyl sulphoxide, EMSURE® ACS for analysis, Supelco®

Dimethyl sulphoxide, EMSURE® ACS for analysis, Supelco®

Supplier: Merck

EMSURE® grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE® provides worldwide best and most extensive product specifications. We declare our EMSURE® range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

    
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Polyethylene glycol 3,000 for synthesis, Sigma-Aldrich®

Supplier: Merck

Polyethylene glycol 3,000 for synthesis, Sigma-Aldrich®

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Gallium trinitrate hydrate, Sigma-Aldrich®

Supplier: Merck

Gallium trinitrate hydrate, Sigma-Aldrich®

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2-Propanol, Uvasol® for spectroscopy, Supelco®

Supplier: Merck

2-Propanol, Uvasol® for spectroscopy, Supelco®

    
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Glycolic acid ≥70% in aqueous solution, Sigma-Aldrich®

Supplier: Merck

Glycolic acid ≥70% in aqueous solution, Sigma-Aldrich®

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Germanium(IV) oxide, Sigma-Aldrich®

Supplier: Merck

Germanium(IV) oxide, Sigma-Aldrich®

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Palmitoyl chloride for synthesis, Sigma-Aldrich®

Supplier: Merck

Palmitoyl chloride for synthesis, Sigma-Aldrich®

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Formaldehyde diethyl acetal stabilised for synthesis, Sigma-Aldrich®

Supplier: Merck

Formaldehyde diethyl acetal stabilised for synthesis, Sigma-Aldrich®

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Microbiology detection tests, Bactident®

Microbiology detection tests, Bactident®

Supplier: Merck

The presence or absence of enzyme activity is a taxonomic property of microorganisms and can be used for their differentiation or identification.

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Test kits, zinc, Spectroquant®, Supelco®

Test kits, zinc, Spectroquant®, Supelco®

Supplier: Merck

All Spectroquant® test kits can be used with the Prove range of spectrophotometers and Nova 60/60A instruments. Tests can be used not only on photometers and spectrophotometer from Merck, but also on photometers and spectrophotometers from other suppliers (programming details available on request). Spectroquant® cell test kits.

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1-Chlorobutane, LiChrosolv® for HPLC, Supelco®

Supplier: Merck

1-Chlorobutane, LiChrosolv® for HPLC, Supelco®

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1-Octadecene for synthesis, Sigma-Aldrich®

Supplier: Merck

1-Octadecene for synthesis, Sigma-Aldrich®

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Readybag® Granulated Media for Salmonella and Listeria Control

Readybag® Granulated Media for Salmonella and Listeria Control

Supplier: Merck

Readybag® gamma-irradiated and pre-weighed granulated media pouches for fast, flexible and easy pathogen testing. Readybag® media pouches speed up and simplify food pathogen testing routines: All media preparation steps are eliminated from workflow. Just add sterile water before incubation. Readybag® series includes Salmonella (Buffered Peptone Water) and Listeria (Half Fraser Broth).

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Dimethyl sulphoxide-[D₆] ≥99.95% (Isotopic), MagniSolv™ for NMR spectroscopy, Sigma-Aldrich®

Supplier: Merck

Dimethyl sulphoxide-[D₆] ≥99.95% (Isotopic), MagniSolv™ for NMR spectroscopy, Sigma-Aldrich®

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Ethylene glycol, EMPLURA®, Supelco®

Supplier: Merck

Ethylene glycol, EMPLURA®, Supelco®

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