Our mission is usually to turn into an innovative provider of high-tech digital and communication devices by providing worth added design and style, world-class producing, and repair capabilities for
Acid Red 405 200%
, Direct Fast Brown M 2429-82-5
, Benzo Fast Black G Cas 6428-31-5
, Presently, we are looking forward to even greater cooperation with overseas customers based on mutual benefits. Please feel free to contact us for more details.
Factory Supply Powder Sulphur Dyes -
Direct Black 38 / Direct Black EX – HE DYE Detail:
Direct Black 38 / Direct Black EX
C.I. 30235
CAS NO.: 1937-37-7
Molecular formula: C34H25N9Na2O7S2
Packed in 25kgs Iron Drum
Used for dyeing cotton, silk, ink etc

Product detail pictures:
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The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme for
Factory Supply Powder Sulphur Dyes -
Direct Black 38 / Direct Black EX – HE DYE , The product will supply to all over the world, such as: Leicester
, US
, Albania
, The design, processing, purchasing, inspection, storage, assembling process are all in scientific and effective documentary process , increasing usage level and reliability of our brand deeply, which makes us become superior supplier of the four major product categories shell castings domestically and obtained the customer's trust well.