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Ammonium Chloride LB (Laboratory Grade / Lab Grade) is a high-purity solid crystalline reagent distributed by IBEX SCIENCES. Operating from their primary sales hub in New Anarkali, Lahore, they supply this chemical in standard pack options (typically ranging from 250g to 500g and larger bulk sizes). The “LB” grade designation ensures that the chemical composition is optimized for general educational assays, university laboratory runs, and institutional testing setups throughout Pakistan.
To check real-time store inventory, request a formal analytical batch sheet, or get a retail price estimate, you can contact their Lahore operations team directly.
Chemical Profile & Laboratory Applications
Ammonium Chloride (NH₄Cl), commonly found as a white crystalline salt, possesses distinct behavioral and functional properties in scientific settings:
- Thermal Sublimation: Upon heating, solid ammonium chloride decomposes or appears to sublimate into a mixture of ammonia (NH₃) and hydrogen chloride (HCl) gas, which recombine back into white solid crystals on cooler surfaces. This makes it a classic textbook compound for demonstrating physical/chemical separation experiments.
- Laboratory Buffer Component: It is frequently paired with aqueous ammonia solutions to formulate ammonium hydroxide-ammonium chloride alkaline buffer systems, which are essential for maintaining stable pH environments during qualitative inorganic analyses.
- Endothermic Dissolution: When dissolved in water, the salt absorbs a substantial amount of heat from the surrounding environment. This strong endothermic reaction makes it a popular compound for physical chemistry thermodynamics demonstrations.
- Hygroscopic Nature & Storage: The crystals are mildly hygroscopic and can form solid clumps if exposed to ambient moisture. It must be kept tightly sealed in its original container and stored in a cool, well-ventilated dry chemical cabinet.
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