Naphthalene powder 500gm
Original price was: KSh2,500.00.KSh2,300.00Current price is: KSh2,300.00.
Naphthalene is an aromatic hydrocarbon, best known for its distinctive mothball-like odor. It appears as a white, crystalline powder. This compound is composed of two fused benzene rings, giving it a chemical formula of CāāHā.
Key Properties:
- Appearance: White, crystalline powder
- Odor: Strong, characteristic mothball smell
- Molecular Weight: 128.17 g/mol
- Melting Point: 80.2Ā°C (176.4Ā°F)
- Boiling Point: 218Ā°C (424Ā°F)
- Solubility: Insoluble in water, but soluble in organic solvents like benzene and ethanol
Uses of naphthalene powderĀ
Chemical Synthesis:
Naphthalene serves as a precursor in the synthesis of various chemicals, such as phthalic anhydride, which is used in the production of dyes, resins, and plasticizers.
Chromatography:
It can be used in column chromatography as a stationary phase for separating different chemical compounds.
Organic Reactions:
Naphthalene is used in various organic reactions, including the synthesis of naphthalene derivatives and as a model compound for studying reaction mechanisms.
Solvent:
It acts as a solvent in some organic synthesis reactions, aiding in the dissolution of other compounds.
Test Reagent:
Naphthalene is used in some chemical tests and assays, such as the naphthalene sulfonic acid test for detecting certain types of chemical reactions.
Standard Reference:
It is sometimes used as a standard in analytical chemistry for calibration and comparison purposes in various assays and instrumental analyses.
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Aluminum Potassium Sulphate 500gm
Physical Properties:
- Appearance: Colorless, transparent crystals or white powder.
- Solubility: Soluble in water but insoluble in alcohol.
- Melting Point: Decomposes at high temperatures before melting.
Chemical Properties:
- Molecular Formula: KAl(SOā)āĀ·12HāO
- Molecular Weight: 474.39 g/mol (for the dodecahydrate form)
- Acidity: It is slightly acidic in aqueous solution.
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