Tag: Soap

Soap is a general term for fatty acid metal salts. The formula is RCOOM, wherein RCOO is a fatty acid radical and M is a metal ion. The carbon number of fatty acids in daily soap is generally 10-18. The metal is mainly alkali metals such as sodium or potassium. It is also useful for

In ancient times, no matter the east or the west, the earliest washing ingredients were nothing but sodium carbonate and potassium carbonate. The former is a natural lake mineral product, and the latter is the main washing component of grass ash. The invention of soap was rumored to be a Phoenician on the eastern coast