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Caustic Soda
Caustic Soda

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Caustic Soda

Introduction

Pure anhydrous caustic soda/sodium hydroxide is white translucent, crystalline solid. It was strongly alkaline aqueous solution with alkali all perforating. purely flakes caustic soda is white, there are flakes , bar-shaped , granular, the quality is fragile. The solid caustic soda has very strong hygroscopicity. Apt to dissolve it in water, send out heat when dissolving, the aqueous solution is alkaline, there are soft senses ; Dissolve it in the ethanol and glycerin; Do not dissolve it in the acetone , ether . Corrosivity is extremely strong, have function of corroding on fibre , skin , glass , pottery ,etc..

 

Application

Caustic soda is widely used as alkaline desiccant in paper, aluminum smelting, refining tungsten, rayon and soap manufacturing. In addition, in the production of dyes, textile, plastics, pharmaceutical and organic intermediates, old rubber regeneration system of metallic sodium, water electrolysis, as well as inorganic salt production, preparation of borax, chromium salt, potassium permanganate, phosphate, etc.

 

Specification

Industrial grade GB209-2006

Composing

Flake/pearl/solid 96%

Flake/pearl/solid 98%

Flake/pearl/solid 99%

NaOH

96% Min.

98% Min.

99% Min.

Na2CO3

1% Max.

0.5% Max.

0.4% Max.

NaCl

2% Max.

0.03% Max.

0.015% Max.

Fe2O3 

0.01% Max.

0.005% Max.

0.001% Max

 

Storage and transport: Stored in a dry,ventilative and clean warehouse; kept away from moisture and hot.

 

Packing: Packed with polyethylene bag as liner and a compound plastic woven bag as the outer layer.The net 

                 weight of each bag is 25kg.

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