06/10/2025
Zinc Phosphide

What is Zinc Phosphide? Zinc phosphide (chemical formula: Zn₃P₂) is an inorganic compound that combines phosphorus with zinc. The IUPAC chemical name is trizinc diphosphide, and its CAS registry number is 1314-84-7. It is a grey-black powder with a garlic-like odour, practically insoluble in water and insoluble in alcohol. What is Zinc Phosphide used for? […]

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01/10/2025
1,1,1-trichloroethane

What is 1,1,1-trichloroethane? The organic compound 1,1,1-trichloroethane (chemical formula: C₂H₃Cl₃ or CH₃CCl₃), also known as methyl chloroform, is a chloroalkane. It is a colourless liquid with a sweet odour, once produced in large industrial quantities as a solvent. It is regulated under the Montreal Protocol as an ozone-depleting substance, and its use has largely been […]

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29/09/2025
1,4-Benzoquinone

What is 1,4-Benzoquinone? 1,4-Benzoquinone (C₆H₄O₂), also known as para-quinone, is a bright-yellow crystalline compound with a sharp, irritating odour reminiscent of chlorine, bleach, or hot plastic. It is the oxidised derivative of hydroquinone and exhibits multiple reactive properties: 1,4-Benzoquinone is unstable under strong mineral acids or alkali, which can cause condensation and decomposition. What is […]

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24/09/2025
hexabromocyclododecane

What is hexabromocyclododecane? Hexabromocyclododecane (C₁₂H₁₈Br₆) is a solid, white, odourless powder used primarily as a flame retardant additive for thermoplastic polymers. It is non-flammable and non-toxic, with a melting point of around 175°C. At temperatures above 230°C, it begins to break down. HBCD is insoluble in water and some alcohols but dissolves in most organic […]

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22/09/2025
Fluorine

What is Fluorine? Fluorine (F) is a pale yellow-green, poisonous halogen gas with the atomic number 9. It is the most chemically reactive and electronegative of all elements, forming compounds with almost every other element—including the noble gases krypton, xenon, and radon. Fluorine is so reactive that it can ignite glass, metals, and even water, […]

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17/09/2025
Toluene

What is Toluene? Toluene is a clear, colourless liquid with a distinctive sweet odour. It is an aromatic hydrocarbon that occurs naturally in crude oil and the tolu tree and is also produced during the process of making gasoline. Chemically, toluene is a methylbenzene, the simplest member of the toluene family. It is insoluble in […]

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15/09/2025
Vinyl Chloride

What is Vinyl Chloride? Vinyl chloride (also called vinyl chloride monomer, or VCM) is an organochloride with the formula H₂C=CHCl. It is a colourless gas at room temperature and pressure, with a faintly sweet odour. Vinyl chloride is highly toxic, flammable, and carcinogenic. This compound is one of the most important industrial feedstocks, used primarily […]

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10/09/2025
Diazomethane

What is Diazomethane? Diazomethane (CH₂N₂) is the simplest diazo compound. In its pure form at room temperature, it is an extremely explosive yellow gas. Even solutions containing concentrated diazomethane can detonate violently. It has a musty odour, is soluble in ether and dioxane, and decomposes slowly in these solvents. The presence of water or alcohols […]

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08/09/2025
Disulfoton

What is Disulfoton? Disulfoton is a synthetic pesticide used to control a wide variety of insects that attack crops such as grains, vegetables, fruit, nuts, and ornamental plants. It does not occur naturally. Pure disulfoton is a colourless oil with no odour or taste, while the technical-grade product is dark yellowish with an aromatic smell. […]

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03/09/2025
Glutaraldehyde

What is glutaraldehyde? Glutaraldehyde, also known as 1,5-pentanedial, is a dialdehyde with the formula CH₂(CH₂CHO)₂. It is a colourless, oily liquid with a strong pungent odour and is slightly acidic in nature. Glutaraldehyde is soluble in water and organic solvents, and its aqueous solutions remain stable for long periods. What is glutaraldehyde used for? Glutaraldehyde […]

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