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Sulphur Blue 7 / Sulphur Blue BRN for Cotton Flax Leather Paper
Sulphur Blue 7, another name Sulphur Blue BRN is popular Sulphur dye for Cotton Flax Viscose Leather and Paper. It’s not soluble in water but can be soluble in Soidum Sulfide solution.
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Sulphur Blue 15 / Sulphur Sky Blue CV for Cotton Flax
Sulphur Sky Blue CV is one popular sulphur dye for Cotton Flax. It can be also used for mix dark green and sea blue colors.
