Dye Auxiliaries

Service background

As an indispensable dye in the dyeing process of printing and dyeing enterprises, the quality of dye auxiliaries is directly related to the dyeing effect and the health of consumers. GTTC provides our customers with professional testing and analysis services to help you reduce product quality risks from the source.


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Message consultation

Main testing items

23 kinds of harmful aromatic amines, 4-aminoazobenzene, hexavalent chromium, heavy metals, free formaldehyde, alkylphenol ethoxylates, perfluorooctanoic acid and perfluorooctane sulfonates, organotin compounds, chlorophenols, etc.


Sample requirements

More than 10 g, please refer to the instructions of the customer service for details. Please confirm with the customer service before the samples are sent for inspection.




Testing period

Routine: 4 working days. If urgent, please consult customer service.



Service process

Click“"service process" ”to view detailed instructions.

Preparing samples
On-site inspection or express delivery
Notice payment
Issue report