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Direct Brown 2

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Product Detail

    Product Description:  Direct Brown 2

    Basic info

     

    C.I NO

    Direct Brown 2

    CAS  NO

    2429-82-5

    Other names

    DIRECT FAST BROWN M

    EINECS No

    219-391-6

    Strength

    100%

    MF:

    C29H19N5Na2O7S

    Appearance

    Brown powder

    H.Scode


    3204140000

    Brand name

    BITE

    Storage

    Cool dry place

    Features

    Soluble in water solution is a deep red light brown, soluble in ethanol is palm red light, soluble in soluble fiber element for red light brown, slightly soluble in acetone, insoluble in other organic solvents.

    The strong sulfuric acid for purple, diluted red light brown, precipitation; In nitric acid for orange brown. The dye solution to join strong hydrochloric acid for dark brown; Add thick sodium hydroxide solution for orange brown.

    Cellulose fiber of dyeing, dye devoured rate is good, the temperature of 60 to 80 ? in the biggest affinity, discharge of dyeing with copper sulfate after treatment, it can improve the color fastness.

    Application

    Mainly used for cotton, such as glue of cellulose fiber dyeing and printing directly

    Also be used for the pulp, leather dyeing and manufacturing color pigment sediment

    Packing & Delivery

    25kgs/ carton box

    Size: 380 x 380 x 430 mm

    25kgs/iron drum (blue & black)

    Size:330 x 480 mm(crystal)

    Size:375 x 430 mm(powder)

    36 cartons or 27 drums for each Non fumigation pallets

    10000kgs/20ft container

    Free sample of 50 grams available

    Pre-Shipment Sample necessarily offered.

    7-10 days delivery time after confirmed S/C

     


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Hebei Wuqiang Bite Chemical Technology Co.,Ltd

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