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Salt Free Dyes are produced using membrane technology, Reverse
Osmosis.
Since salt and
other impurities are removed during this process, the end product
possess improved brilliancy and are environment friendly as
non-dusting.
Salt Free Dyes
are mainly used to make liquid dyes. Since the salt contents
are reduced the solubility also increases. Due to this he dye
becomes stable at the time of making liquid and can be retained for
a longer time. Moreover, due to high solubility the fastness
properties also improve a lot.
Saraf Group
offers salt free dyes on a large scale. Following products are
regularly available in salt free version. However, almost all
of the dyestuffs can be made salt free as per requirement.
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