Laboratory Supplies

High-purity 2,2'-Bipyridine CAS 366-18-7 analytical reagent with 69.5°C melting point and 272.5°C boiling point. Used as redox indicator, chemical copper plating additive, and testing reagent for ferrous iron, silver, cadmium, and molybdenum. Available in sample and bulk quantities with 12-month warranty.

Specialized desulfurization agent with molecular weight 392.33 g/mol, featuring maximum absorption at 260nm and 340nm wavelengths. Used in synthetic ammonia, methanol, and fuel production with 12-month warranty and custom ODM/OEM options available for industrial gas purification applications.

High-purity tetraethylene glycol dimethyl ether (CAS 143-24-8) serves as a versatile aprotic polar solvent with molecular weight 222.28 g/mol. This colorless liquid offers stable chemical properties for applications in gas adsorption, additives, cleaning agents, and catalyst systems. Available with 12-month warranty and custom ODM/OEM options for industrial chemical applications.

ABTS diammonium salt is a peroxidase substrate for ELISA procedures that produces soluble green end products measurable at 405 nm. This laboratory reagent features molecular weight 548.68 g/mol and serves as a spectroscopic reagent for free chlorine detection. Available with 12-month warranty and custom ODM/OEM options.

High-purity cesium chloride analytical reagent with 168.36 g/mol molecular weight. Used for metallic cesium production, conductive glass preparation, and RNA/DNA separation via density gradient centrifugation. White crystalline powder with CAS 7647-17-8 and EINECS 231-600-2 certifications for laboratory and industrial applications.

Brownish Red Powder Acid Red 94 CAS 632-69-9 Adsorption Indicator Cell Staining Agent Overview Brownish-red powder. Product Parameters Item Value Product name Acid Red 94 CAS 632-69-9 MF C20H5Cl4I4NaO5 MW 997.66 EINECS 211-183-3 Appearance Brownish Red Powder Product Image Application Used as a bacterial stain; also used as an adsorption indicator in argentometric titrations. FAQ Q1: Can I get some samples? A: Yes, sample order is available for quality check and market test.

Black Powder Giemsa Stain CAS 51811-82-6 Biological Staining Agents Analytical Reagents Overview Black powder, melting point 300 °C (lit.), boiling point >65 °C/1013 hPa, bulk density 520 kg/m³, density 0.99, flash point 15 °C. Product Parameters Item Value Product Name Giemsa Stain CAS 51811-82-6 MF C14Cl1H14N3S MW 291.8 EINECS 257-438-2 Appearance Black Powder Product Image Application Biological staining agents; used for blood smear staining to examine malaria parasites

Black Brown Powder Eriochrome Black T CAS 1787-61-7 Biological Stains Chemical Indicators Overview Dark brown powder. Soluble in water, turning a deep reddish-brown to crimson color; slightly soluble in alcohol, turning a brownish-red color. Product Parameters Item Value Product Name Eriochrome Black T CAS 217-250-3 MF C20H12N3NaO7S MW 461.38 EINECS 217-250-3 Appearance Black Brown Powder Product Image Application 1. Primarily used for dyeing and printing wool textiles, it

Chemiluminescence Analysis Reagents Luminol CAS 521-31-3 Luminescent Chemical Reagents Luminol, also known as photoluminescent amine, is a general-purpose luminescent chemical reagent that emits a striking blue light when mixed with a suitable oxidizing agent. It is a white to pale yellow crystal, soluble in most polar organic solvents, but insoluble in water. Product Overview Yellow crystalline powder. Easily soluble in alkaline solutions, soluble in dilute acids, almost

White Crystalline Powder 99% Potassium Hydrogen Phthalate CAS 877-24-7 Analytical Reagents PH Measurement Buffer Overview Neutral Red dark green powder. 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 Acid-base indicator, biological staining agent. pH 6.8 (red) - 8.0 (yellow). Alkalinity indicator for water, nitrite, and urine. Chemicalbook indicator for lipid

High purity yellow crystal 1H-Indazole-3-Carboxylic Acid Methyl Ester (CAS 43120-28-1). Industrial-grade organic compound with molecular formula C9H8N2O2. Fast delivery available for B2B exports.