Ammonium Bicarbonate

Introduction

Ammonium Bicarbonate is an important inorganic compound having the chemical formula (NH4)HCO3. It is comprised of  ammonium cation and bicarbonate anion. It is known my so many other names such as Bicarbonate of Ammonia, Ammonium Hydrogen Carbonate, AmBic etc. 

Properties

Ammonium bicarbonate is a colorless, white crystalline solid. It has a density of 1.59 g/ml and melting point of 41.9 °C. The solubility in water is high and has an odor of ammonia. The aqueous solution of ammonium bicarbonate are mildly alkaline in nature

CAS number : 1066 – 33 – 7

Chemical Formula : NH4HCO3

IUPAC name : Ammonium Hydrogen Carbonate

Molecular Weight :  79.05 g/ml

Packaging : 25/50 kg bags, HDPE bags with polyliner inside

Storage : Tightly Closed Containers

Uses and Applications

Used as a leavening agent for flat baked products like cookies, crackers etc. It makes the dough light and softens its texture.

Designated as food additive with E number E503.

It is a basic source of nitrogen in the fertilizer manufancturing. China uses ammonium bicarbonate as an inexpensive nitrogen fertilizer.

Pharma Industries uses ammonium bicarbonate as a key component of expectorant cough syrups

Used as an important component in fire-extinguisher production.

Used in the manufacturing of dyes and pigments.

Finds it huge applications in plastic and rubber industry.

Used in  leather tanning.

Also used for buffering solutions to impart alkalinity during chemical purification

Production

Ammonium Bicarbonate is prepared by mixing ammonia with carbon dioxide

CO2 + NH3 + H2O ——–> NH4HCO3

The reaction is carried out under cold conditions to avoid thermal decomposition of ammonium bicarbonate.

Safety Measures

Ammonium Bicarbonate can be irritant to skin, eyes and respiratory system. It is advisable to wear protective work clothing , changes clothes and wash it thoroughly after exposure to ammonium bicarbonate.

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