How to Contact

Who is my DyStar Technical Service Representative?

Our team of DyStar Technical Service Representatives would be happy to assist you.  Please click here to view a list of DyStar Technical Service Representatives.

Who is my CSI Customer Service Representative?

Our team of CSI Customer Service Representatives would be happy to assist you. Please click here to find your representative.

If there is a retailer or brand not on this list please contact

How do I contact a CSI technical representative?

A CSI/DyStar Representative is located in every country and is available for technical assistance. You may email or call them for substrate, dye, or formula assistance. When placing your order you may click on Engineered Recipe and the Representative’s contact information in your area will be in view. Please feel free to contact them at your convenience.

Please have your order number and .QTX file when making your request.

If you do not have your .QTX file please contact your customer service rep.


Can I get technical help with dyeing colors?

Please click here to get a list of DyStar representatives in your region.

What if the recipe I received doesn’t work?

If you have an inquiry regarding recipes or formulas please contact your local DyStar Technical Service Representative.


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