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Acid Mordant Brown 33
  • Acid Mordant Brown 33

Acid Mordant Brown 33

Min. Order: 25 Kilogram

Basic Info

Model No.: Dynachrome Brown RH

Product Description

Dynachrome is Mordant dyes with good levelling, outstanding fastness to light and washing.

Yellow-brown powder. The solubility in water is 100 g/l (80°C), soluble in water and ethanol, yellow-brown, soluble in Cellosolve, slightly soluble in acetone, insoluble in other organic solvents. Mainly used for the dyeing of wool fabrics, especially for the dyeing of carpets, wool and tops, and also for the dyeing of silk, nylon and leather. It can also be used for blended bath dyeing of wool and various fibers. It can also be used as a chrome acetate pretreatment for direct printing on wool and silk fabrics.


Dynachrome C.I. Mordant CAS No. Characteristics
Brown RH Brown 33 3618-62-0 Yellowish Brown


Properties and Applications:

yellow brown. Yellow brown powder. In the water solubility for 100 g/l (80 ℃), soluble in water and ethanol for yellow brown, and soluble in Cellosolve, slightly soluble in Acetone, insoluble in other organic solvent. Dye in concentrated sulfuric acid to red to red light brown, dilution have orange precipitation; In concentrated nitric acid for red solution, and then to yellow brown. Its aqueous solution for yellow light brown, add concentrated hydrochloric acid to brown light orange, Add sodium hydroxide solution to orange. Dyeing encounter copper ion color darker, iron ion is yellow. Mainly used for wool fabric dyeing, especially suitable for carpet, wool and wool top dyeing, also used for silk, nylon and leather dyeing. Also can be used for wool and a variety of fibre blended with bath dyeing. Can also be used for acetic acid chromium pretreatment of wool and silk fabric direct printing.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 4 5 4 1-2 4-5 4-5 5
AATCC 5 6 4-5 5 4-5 5
Dynasty Chemicals (NingBo) Co., Ltd.

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Dynasty Chemicals (Ningbo) Co., Ltd. is a manufacturer and exporter of dyestuffs, pigments and speciality chemicals, auxiliaries for textile, plastics, coating, inks industry. Since our establishment in 1998, we`ve rapidly expanded our market to over 40countries in Asia, Europe, America and Africa over the years. Based on our team of dedicated professionals, well-equipped QC laboratory and continuous R&D investment, we supply high performance, eco-friendly colors and chemicals, as well as good technical service to our customers. Our laboratory is equipped with modern testing devices that provide extensive analysis for most of our customer`s requests. Before delivery all the batches are tested and compared to standard by visual assessment and color measurement devices. We have infrared dyeing machine and Datacolor spectrophotometer. Our cooperation with customers on custom synthesis and color blending are already carried out with several successful cases.



Company Info
  • Company Name: Dynasty Chemicals (NingBo) Co., Ltd.
  • Product/Service: Textile Dyes , Organic Pigments , Polymer Additives , Pigment Dispersion , Solvent Dyes , PVC Stabilizers
  • Capital (Million US $): RMB1.5million
  • Year Established: 1998
  • Total Annual Sales Volume (Million US $): US$50 Million - US$100 Million
  • Export Percentage: 51% - 60%
  • Total Annual Purchase Volume (Million US $): US$50 Million - US$100 Million
  • No. of Production Lines: 5 lines
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 5 -10 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 10,000-30,000 square meters
  • Factory Location: Ningbo National Chemical Zone, China
  • Contact Person: Mr. Sales Director
  • Tel: +86-574-56707018
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