1.Grade:Industrial grade
2.Physical and chemical
properties:sodium hydroxide, commonly known as
caustic soda, caustic soda, caustic soda, pure product is
colorless and transparent crystal. Density of 2.**0 g/cm
after. The melting temperature of **8.4 ℃. The boiling
point of ***0 ℃. Industrial products contain small
amounts of sodium chloride and sodium carbonate, which
are white opaque crystals. There are block, flake,
granular and rod. Sends out when the ammonia flavor, has
the strong alkali, strong causticity, generally to flake
or granular form, soluble in water, soluble in water
heating) and formation of alkaline solution,
deliquescence: easy to absorb water vapor in the air
(deliquescence) and carbon dioxide (bad), sodium
hydroxide in water treatment can be used as alkaline
cleaner, soluble in alcohol and glycerin; Insoluble in
propanol, diethyl ether. It also has a corrosive effect
on sodium carbon at high temperature. Disproportionation
reaction occurs with halogens such as chlorine, bromine
and iodine. Neutralizing with acids to form salt and
water 3.Product
application: Widely used in pharmaceutical
excipients, alumina, viscose staple fiber, acid
neutralizer, with masking agent, precipitating agent,
precipitating masking agent, color agent, saponification
agent, peeling agent, detergent and so on.
