175941 Results for: "merck"

Supplier: Merck

Potassium permanganate ≥99.0% (by manganometry), EMSURE® ACS for analysis (max. 0.05 ppm Hg), Supelco®

Supplier: Merck

Centrifugal filter units concentrate samples in the range of 15 ml to 70 ml. The large dead stop volume of 350 µl prevents spinning samples to dryness. It has two vertical regenerated cellulose membranes for fast, efficient tangential flow.

Supplier: Merck

Sodium butyrate, Sigma-Aldrich®

Supplier: Merck

Sodium cyanotrihydroborate for synthesis, Sigma-Aldrich®

Supplier: Merck

Diisopropyl ether stabilised, Msynth® plus, Sigma-Aldrich®

Supplier: Merck

1,6-Hexanediol for synthesis, Sigma-Aldrich®

Supplier: Merck

Sodium nitrate, EMSURE® ACS, ISO, Reag. Ph. Eur. for analysis, Supelco®

Supplier: Merck

Methyl hydroxyethylcellulose for synthesis, Sigma-Aldrich®

Supplier: Merck

Diethylene glycol for synthesis

Supplier: Merck

Hexamethylenetetramine ≥99.0% for synthesis, Sigma-Aldrich®

Supplier: Merck

Saccharin, Sigma-Aldrich®

Supplier: Merck

4-Chloro-3,5-xylenol, Sigma-Aldrich®

Supplier: Merck

Mercury(II) iodide, red ACS, Reag. Ph. Eur. for analysis, Supelco®

Supplier: Merck

1-Octanol for synthesis, Sigma-Aldrich®

Supplier: Merck

Trifluoroacetic acid for synthesis, Sigma-Aldrich®

Supplier: Merck

Glutaraldehyde 25% in aqueous solution for synthesis, Sigma-Aldrich®

Supplier: Merck

Ethyl-3,4,5-trihydroxybenzoate for synthesis, Sigma-Aldrich®

Supplier: Merck

1,1'-Carbonyldiimidazole for synthesis, Sigma-Aldrich®

Supplier: Merck

Sulphuric acid 95-97%, EMSURE® ISO for analysis, Supelco®

Supplier: Merck

The PAS (periodic acid Schiff) reaction is one of the most frequently used chemical methods for histology. This Certistain® Pararosaniline (chloride) solid dye is used to prepare the Schiff’s reagent required for the PAS reaction, for the staining of mucopolysaccharides in histological tissue specimens. As CERTISTAIN® dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations.

Supplier: Merck

Sodium methoxide 30% in methanol for synthesis, Sigma-Aldrich®

Supplier: Merck

Dibutyl sulphide for synthesis, Sigma-Aldrich®

Supplier: Merck

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

Supplier: Merck

Copper(II) bromide for synthesis, Sigma-Aldrich®

Supplier: Merck

These syringe filters with PES membrane and PVC housing are suitable for filtration and venting purposes.

Supplier: Merck

di-Sodium succinate hexahydrate for synthesis, Sigma-Aldrich®

Supplier: Merck

MultiScreenHTS plates are specifically developed for high-throughput use with automated work stations. Rigid sidewalls improve handling and ample surfaces are provided for bar code labels. Wells are individually sealed to prevent incubation crosstalk and the underdrain is removable for access to the filters. Filter plates are available in 96- and 384-well platforms with a broad selection of membranes and plastics.

Supplier: Merck

Acetaldehyde, anhydrous ≥99.5% (by GC), puriss. p.a., Sigma-Aldrich®

Supplier: Merck

1-Hexadecanol for synthesis, Sigma-Aldrich®

Supplier: Merck

n-Dodecane ≥99% for synthesis, Sigma-Aldrich®