In soda ash production, what does total alkalinity refer to?
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In soda ash production, what does total alkalinity refer to?
The main component of industrial soda ash is sodium carbonate, with small amounts of impurities such as NaHCO3, NaCl, Na2SO4, and NaOH. In production, a HCl standard solution is commonly used to determine total alkalinity as a measure of product quality. Titrate all substances present that can undergo neutralization with strong acids, that is, the total amount of substances capable of accepting protons H+.
Total alkalinity: refers to the sum of the NH3 alkalinity and Na+ alkalinity in the solution. 1# 550125304