Supply Of Laboratory Reagents At Drs Building Cmoh Murshidabad, murshidabad-West Bengal

Supply Of Laboratory Reagents At Drs Building Cmoh Murshidabad= 1 Concentrated H2SO4 Chemical formula: H2SO4, Mol. Wt: 98.08, Specific Gravity 1.84 Minimum Assay: 98% 2 Rectified SpiritClear, colourless homogeneous liquid: It should be free from suspended matter, Ethanol content: No less than 95% by volume, Density: 0.8068 maximum at 20°C 3 Liquid ParaffinRefractive index of 1.48, colourless, odourless, transparent, free from fluorescence in day light with relative density of 0.827 to 0.890, viscosity of 110 to 230 m Pa s., specific gravity of 0.76-0.78 at 15.5°C. Heavy 4 Methylene Blue Stain Powder Purity: Typically 99%., Molecular Weight: 319.85 g/mol, Other Names: CI 52015, Basic Blue 9. 5 Basic Fuchsin Stain Powder Chemical Name: Pararosaniline hydrochloride, Chemical formula: C20H20CIN3, Mol Wt:337.86 Dye Content: Approx.85% - 88% (dye content must be mentioned), Colour : Metallic Green. 6 Crystal PhenolAppearance: White, crystalline solid. , Purity: Often 99% or 99.5%, Molecular Formula and Weight: C6H5OH and 94.11, respectively. 7 Methylated SpiritAppearance: Typically a clear, colourless, mobile liquid, Colour: Clear purple. Density: Around 0.800 – 0.820 g/mL at 20°C, Ethanol Content: Generally 92 – 96% v/v. 8 Auramine OC.F-C17H22ClN3, Mol Wt: 303.84 9 Potassium permanganate (Kmno4) Assay: Typically falls between 99.0% and 100.5%. This indicates the purity of the potassium permanganate. , Chloride (Cl): Maximum 100 ppm, Appearance: Purplish crystalline solid. , Density: 2.7 g/cm³. ,Solubility: Approximately 6.4 g/100 ml of water at 25°C. 10 HCL (Hydrochloric acid)Concentration: Industrial and technical grades are typically 30-37% HCl by weight (mass). Purity: Specifications vary by grade, but purity requirements include limits on iron (Fe), heavy metals, free chlorine, residue on ignition, and other impurities. Appearance: Colourless liquid with a pungent odor , pH: Typically less than 1 at 20°C. Density: Around 1.15 g/ml at 20°C. Water Solubility: Highly soluble. Flammability: Not flammable.

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