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Pharmaceutical-grade sodium hydroxide caustic soda 500 g Pharmacopoeia standard sodium hydroxide is mainly used in papermaking, the production of cellulose pulp and soap, synthetic detergents, the production of synthetic fatty acids and the refining
of animal and vegetable oils and fats.
The textile printing and dyeing industry is used as a cotton desizing agent, a cooking agent and a mercerizing agent
.
The chemical industry is used in the production of borax, formic acid, oxalic acid, phenol and the like
.
The petroleum industry is used in the refining of petroleum products and in oilfield drilling
muds.
It is also used in the production of alumina, zinc metal and copper metal surface treatment, as well as glass, enamel, tanning, pharmaceutical, dyes and pesticides
.
Food grade products are used as acid neutralizers in the food industry, can be used as peeling agents for citrus, peaches, etc.
, and can also be used as detergent for empty bottles, empty cans and other containers, as well as decolorizers and deodorants
.
When sodium hydroxide is used as a basic reagent, it can be used as a neutralizing agent, with a masking agent, a precipitating agent, a precipitating masking agent, a small amount of carbon dioxide and water absorbent, a thin layer analysis method to determine the color developer of ketosterol, etc.
, widely used in the manufacture of various sodium salts, soaps, pulp, finishing cotton fabrics, silk, viscose fibers, rubber products regeneration, metal cleaning, electroplating, bleaching, etc
.
In cosmetic creams, saponification such as sodium hydroxide and stearic acid acts as an emulsifier to make alabaster, shampoo cream, etc