Pigment And Dyestuff

High purity HEPES buffer (CAS 7365-45-9) is a white crystal powder ideal for biological research. Effective pH range 6.8-8.2, widely used in cell culture (5-30mM) and in vitro experiments. 99% purity, zwitterionic properties make it an excellent all-purpose biological buffer.

High purity HEPES buffer (CAS 7365-45-9) is a white crystal powder ideal for biological research. Effective pH range 6.8-8.2, widely used in cell culture (5-30mM) and in vitro experiments. 99% purity, zwitterionic properties make it an excellent all-purpose biological buffer.

Dark Green Powder Wright'S Stain CAS 68988-92-1 Biological Stains Overview Wright's stain is ready for direct use, requiring no preparation. A trace amount of neutral glycerol is added to the stain to prevent methanol volatilization or oxidation, while also allowing for clearer staining of blood cells. It is commonly used for blood and cell smears, bone marrow smears, and bacterial staining. Cytoplasm appears red, nuclei and bacteria appear blue, and eosinophilic granules

Orange Powder Xylenol Orange Sodium Salt CAS 63721-83-5 Acid-Base Indicators Overview Xylenol orange is a triphenylmethane colorimetric agent with a molecular formula of C₃₁H₃₂N₂O₁₃S and a molecular weight of 672.66. It is a lustrous, reddish-brown crystalline powder. It is highly deliquescent. Its sodium salt is readily soluble in water but insoluble in alcohol and ethe. Due to its o-cresolphthalein structure, the pH of the solution significantly affects its color developmen

Dark Green Powder Neutral Red CAS 553-24-2 Titration Indicator Overview Neutral red, dark green powder obtained in 50% ethanol. Soluble in water or alcohol, it turns red. Its solubility in water, anhydrous ethanol, and ethylene glycol-ethe is 4%, 1.8%, and 3.75%, respectively. It is insoluble in xylene. Product Parameters Item Value Product Name Neutral Red CAS 553-24-2 MF C15H17ClN4 MW 288.78 EINECS 209-035-8 Appearance dark green powder Product Image Application Neutral red

Black Powder Eriochrome Black T Indicator Eriochrome Black T indicator (CAS 1787-61-7), also known as Mordant Black 11 or Elektrochrome Black T indicator, is a versatile metal ion indicator used in complexometric titrations. The chemical name is 1-(1-hydroxy-2-naphthylazo)-6-nitro-2-naphthol-4-sulfonate sodium salt. Product Specifications Product NameEriochrome Black T CAS Number1787-61-7 Molecular FormulaC20H12N3NaO7S Molecular Weight461.38 EINECS217-250-3 AppearanceBlack

White Crystal Powder Pyrogallol (CAS 87-66-1) serves as a versatile developer and inhibitor with applications in photographic processes, pharmaceuticals, and dye production. This chemical compound features a melting point of 133-134°C and boiling point of 309°C, with excellent solubility in water and organic solvents. Available for ODM/OEM customization with 12-month warranty.

Triacetin CAS 102-76-1 is a versatile food-grade fragrance fixative and plasticizer with molecular weight 218.2. This colorless liquid offers excellent solubility in organic solvents and serves multiple applications in food, cosmetics, pharmaceuticals, and industrial processes. Available with 12-month warranty and custom ODM/OEM options.

High-purity Sodium 3-Nitrobenzenesulphonate (CAS 127-68-4) serves as an effective catalyst and dye intermediate with 225.15 g/mol molecular weight. Features white crystalline appearance, excellent water solubility, and applications in organic synthesis and industrial dye manufacturing. Available with 12-month warranty and custom ODM/OEM options.

Fragrance Fixative Benzyl Benzoate CAS 120-51-4 Food Flavors Overview of Fragrance Fixative Benzyl Benzoate CAS 120-51-4 Food Flavors Benzyl benzoate is a small molecule ester compound with a simple structure and a faint balsamic aroma. It exists naturally in Peru balsam and Tolu balsam, and also in essential oils such as Chemicalbook ylang-ylang oil, hyacinth oil, and tuberose oil. It is insoluble in water but soluble in organic solvents. It is a good high-temperature

High-purity 2-Chlorobenzonitrile chemical intermediate with melting point 43-46°C and boiling point 232°C. Used in dyes, pharmaceuticals, and fine chemical production. Available for ODM/OEM customization with 12-month warranty and flexible payment options including T/T and Escrow.

Methyl p-toluenesulfonate (CAS 80-48-8) is a white crystalline organic intermediate with molecular weight 186.23 g/mol. Used as selective methylation reagent in pharmaceutical, dye, and organic synthesis applications. Features high purity, customizable options, and 12-month warranty for industrial chemical processing.

Acid Blue 93 (CAS 28983-56-4) is a versatile biological dye and pigment appearing as brown powder with molecular weight of 799.8 g/mol. Highly soluble in water, it's used for textile dyeing, ink manufacturing, biological staining, and medical disinfection. Available for ODM/OEM customization with 12-month warranty.

8-Hydroxyquinoline (CAS 148-24-3) is a versatile white crystalline powder with melting point 76°C and molecular weight 145.16 g/mol. Used as analytical reagent, pharmaceutical intermediate, dye intermediate, and industrial extractant. Features excellent solubility in organic solvents and dilute acids for various chemical applications.