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            Sulphur Black Sulphur parti-color Medicine intermediates Vat pink R Dye intermediates Others
            Details

            SULPHUR BLACK BR.B 200%

            C.I. Sulphur Black 1(53185)

            【Properties】
            Bright-black flake or grain, insoluble in water and alcohol. It is the green-black colour when it soluble in solution of sodium sulfide.

            【Qulity standard】 
            HG/T3427-2001

            Appearance: Bright-black flake or grain
            Shade: no difference as the standard~micro
            Strength, score: 100 as the standard product
            Moistness, %: ≤6
            Insoluble matters in the solution of sodium sulfide, %: ≤0.3

            Fastness of dyes on cotton fabrics:

            Dyeing depth, % Res-
            istance Sunlight
            Resistance washing with soap at 95°C Resistance perspiration Rubbing Ironing at 200°C
            acid alkali
            Change Stain on cotton Stain on wool Change Stain on cotton Stain on wool Change Stain on cotton Stain on wool Dry wet Change (after 4 hours)
            6 6 3-4 4 4-5 4 4-5 4-5 4 4-5 4-5 2-3 1-2 4

            Note: 6% (owf) as shallow black dye depth standard.

            【Uses】
            Mainly used dyeing on cotton, also used dyeing on cambric, viscose and vinylon.

            【Starage and transportation】
            It must be store in drying and ventilation preventing from sunlight directly, moisture or hot. Must be careful with it and prevent from damaging the packing.

            【Packing】
            In iron drums of 25kg or 50kg net each lined with plastic bag.




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