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Poly(styrene sulfonic acid), M.W. M.W. 75,000 30% (w/v) in aqueous solution

Supplier: Thermo Scientific Chemicals
Description: Poly(styrene sulfonic acid) is used in water softening and to remove hard ions like calcium and magnesium. In the medical field, it is used as potassium binders in acute and chronic kidney disease. Its sodium salt is used as a superplastifier in cement, as a dye improving agent for cotton, as proton exchange membranes in fuel cell applications. It acts as a solid acid catalyst in organic synthesis. It is an antistatic resin used for electrographic and electrophotographic substrates.

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Image Unavailable-89138-230

X-GlcA ((5-bromo-4-chloro-3-indolyl-ß-D-glucuronide) cyclohexylammonium salt)

Catalog Number: (89138-230)
Supplier: Biotium
Description: is a chromogenic glucuronidase substrate widely used for monitoring E. coli contamination in food and water, and for the detection of GUS gene expression in plants. The substrate yields a dark blue (max ~ 615 nm) precipitate after enzymatic hydrolysis.
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4-Nitrophenyl phosphate disodium salt hexahydrate (pNPP)

Supplier: MilliporeSigma
Description: (pNPP, sodium). Pale yellow solid. Contaminants: free p-nitrophenol: <0.1%. CAS 4264-83-9, M.W. 263.1.

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Sodium thiosulfate 0.1 M Na2S2O3 (0.1N) in aqueous solution Reag. Ph. Eur. volumetric solution, Fluka™

Supplier: Honeywell Research Chemicals
Description: Sodium thiosulfate solution, Volumetric, Reag. Ph. Eur, Concentration: 0.1 M Na2S2O3 (0.1N), CAS Number: 7772-98-7, Molecular Formula: Na2S2O3, Molecular weight: 158.11 g/mol, Container type: poly bottle, color: colourless, Form: liquid, Size: 1L

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Product Image-97061-196

Dextran sulfate sodium salt, M.W. ~ 500,000, Ultra Pure Grade

Supplier: VWR
Description: Dextran sulfate sodium salt, M.W. ~ 500,000, Ultra Pure Grade

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Product Image-RC5866-4

Potassium acetate 10% (w/v) in aqueous solution USP Test Solution (TS)

Catalog Number: (RC5866-4)
Supplier: Ricca Chemical
Description: Potassium acetate 10% (w/v) in aqueous solution USP Test Solution (TS)

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Image Unavailable-BJ38243-1EA

Sodium thiosulfate concentrate for dilution to 1L, 0.01 M Na2S2O3 (0.01N) volumetric solution, Fluka™

Catalog Number: (BJ38243-1EA)
Supplier: Honeywell Research Chemicals
Description: Sodium thiosulfate solutionfor 1L standard solution, Concentration: 0.01 M Na2S2O3 (0.01N), CAS Number: 7772-98-7, Molecular Formula: Na2S2O3, Molecular weight: 158.11 g/mol, Synonyms: Sodium thiosulfate solution, Container type: Ampoule, Form: liquid, Size: 1 ml

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Image Unavailable-BJ38200-1EA

Sodium thiosulfate concentrate for dilution to 1L, 0.1 M Na2S2O3 (0.1N) volumetric solution, Fluka™

Catalog Number: (BJ38200-1EA)
Supplier: Honeywell Research Chemicals
Description: Sodium thiosulfate solutionfor 1L standard solution, Concentration: 0.1 M Na2S2O3 (0.1N), CAS Number: 7772-98-7, Molecular Formula: Na2S2O3, Molecular weight: 158.11 g/mol, Synonyms: Sodium thiosulfate solution, Container type: Ampoule, Form: liquid, Size: 1L

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Product Image-CAMK739620

Sodium hydrogen carbonate 99.0-100.5% (by acidimetry on anhydrous substance), powder USP, FCC for haemodialysis, Macron Fine Chemicals™

Supplier: AVANTOR PERFORMANCE MATERIAL LLC
Description: pH adjusters are used to adjust the pH of formulations.

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Product Image-CAPIPG82075

Sulfo-NHS-LC-Biotin, Premium Grade, Pierce™

Catalog Number: (CAPIPG82075)
Supplier: Thermo Scientific
Description: Thermo Scientific Pierce Premium Grade Sulfo-NHS-LC-Biotin is our highest quality formulation of this popular amine-reactive biotinylation reagent, specially characterized for applications where product integrity and risk minimization are paramount.

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EDTA dipotassium salt dihydrate, GR for analysis, Supelco®

Supplier: MilliporeSigma
Description: Synonym; Ethylenedinitrilotetraacetic acid dipotassium salt, Potassium salt, C10H14K2N2O8 * 2H2O, Cas number 25102-12-9.

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Image Unavailable-CA1.06357.5000

Sodium metabisulfite ≥97.0-100.0% (by iodometry), EMPROVE® ESSENTIAL Ph. Eur., BP, JP, NF, E223, SAFC®

Supplier: MilliporeSigma
Description: Sodium disulfite (sodium metabisulfite)Grade: Emprove* exp Ph Eur, BP, JP, NFChemical formula Na2S2O5 CAS number 7681-57-4suitable for use as excipient

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Image Unavailable-AAH62817-06

Boc-D-DAB(Z)-OH·DCHA 98%

Catalog Number: (AAH62817-06)
Supplier: Thermo Scientific Chemicals
Description: (R)-4-Benzyloxycarbonylamino-2-(Boc-amino)butyric acid dicyclohexylammonium salt, 98%

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Folinic acid calcium salt, hydrate 98%

Supplier: Thermo Scientific Chemicals

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Image Unavailable-CA11027-336

Murexide 0.2% (w/w) in sodium chloride mixture for calcium determination APHA

Catalog Number: (CA11027-336)
Supplier: Spectrum Chemicals
Description: Murexide Indicator, 0.2 Percent (w/w) in Sodium Chloride, Powder Mixture, For Calcium, APHA is used as a colorimetric reagent for the measurement of rare earth metals and of calcium. As an APHA certified solution, this item meets the ASTM D1209 standards and can be used in water and waste water treatment facilities to determine the concentration of dissolved and particulate materials. Spectrum Chemical manufactured APHA grade products meet the toughest regulatory standards for quality and purity.

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Potassium acetate 99%

Supplier: Thermo Scientific Chemicals
Description: Potassium acetate 99%

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