Caustic Soda

الوصف

Slice the alkali liquid is a colorless, have the astringency and satiny feeling of liquid.
Slice alkali NaOH sodium hydroxide
The patent: NaOH
English name: Sodium Hydroxide
English: Sodium Hydrate, nickname Caustic Soda, Lye (liquid)
Molecular weight: *0.*1
Density: 2.**0 g/centimeters 3
Melting point: **8.4 ℃
Water-soluble: soluble
The boiling point: *3.9 ℃
Alkali dissociation constants (Kb) = 3.0
Alkali dissociation constants countdown pKb) = - logarithm (0.*8 dipstick, purple litmus solution turned blue.
Product characteristics
Sodium hydroxide (NaOH), commonly known as caustic soda, caustic soda, because of another name KeXingNa, caustic soda and in Hong Kong and called elder brother, under normal temperature is a white crystals, with strong corrosive. Soluble in water, and its solution is strongly alkaline, can make phenolphthalein become red. Sodium hydroxide is a very common alkali, is one of the necessary pharmaceutical chemical laboratory. Its solution can be used as a twist.