2 Under which category can the solution be classified? Under which industry can the solution be classified? Category? Industry?
3 What group is it and where are you going to use it? Where are you going to use it and what group is it? Group and application? Application and group?
Chemical group Application
Application Chemical group
Solution
4Solution
Inorganic chemicals > for the textile industry
Different inorganic chemicals are used in the textile industry providing a wide range of specific functions.
Products
Properties & applications
Aluminium Chloride anhydrous (AlCl3)
For carbonizing wool
Sodium Nitrite solution 40% (NaNO2)
For diazotization, oxidation of colourings and prints containing leuco-vat dyestuffs
To protect against excessive reduction when colouring and printing using certain vat dyes
To accelerate oxidation of vat dyes which are difficult to reoxidize
Sodium Metabisulfite (Na2S2O5)
For cleaning and bleaching wool, jute and other vegetable fibres
Sodium Sulfite (Na2SO3)
As antichlor after treatment with chlorine or with compounds which contain active chlorine
Hydrosulfite E / EN / F
As a reducing agent for vat dyes
For the reductive clearing of dyeings
For stripping of partial stripping of dyeings and prints produced with vat, direct and reactive dyes on cellulosic fibres
Sodium Sulfite is used for different purposes in the manufactured fibre industry.
