Mannheim process

Process type	Chemical
Industrial sector(s)	Chlor-Alkali industry
Feedstock	sodium chloride, sulphuric acid
Product(s)	hydrogen chloride

The Mannheim process is an important method for the manufacture of hydrogen chloride and sodium sulfate from sodium chloride (table salt) and sulfuric acid in which case the Na₂SO₄ is known as salt cake:

2 NaCl + H₂SO₄ → Na₂SO₄ + 2 HCl ^[1]

References

1. ^ Riegel's Handbook of Industrial Chemistry, Emil Raymond Riegel, Page 436, http://books.google.com/books?id=j3AwCqvqIzEC&pg=PA435&lpg=PA435&dq=%22Mannheim+process%22&source=web&ots=3T6sNwkXdQ&sig=vL8OHJEGoz3zc9QRBMFY7ZdxYfM#PPA436,M1

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