Hair Dye Test

Hair dye is one of the common cosmetic testing categories. For safety reasons, the testing of cosmetic hair dyes is an essential step in the production and marketing of their products.

Protheragen-ING's comprehensive hair dye safety testing services are designed to ensure that your hair dye products are safe, of high quality and suitable for your specific needs.

Harmful Substances in Hair Dyes

Excessive levels of harmful substances in hair dyes can seriously threaten the physical and mental health of consumers.

There are more than 20 kinds of chemical substances in hair dyes, among which the contents are strictly controlled and the following five are more harmful.

Hair Dye Test Methods.

Protheragen-ING's Comprehensive Testing Services

Hair dyes refer to oxidizing and non-oxidizing hair dyes that can change the color of the hair. Protheragen-ING can carry out comprehensive testing of hair dyes, detecting the composition, harmful substances, pH, heat resistance, cold resistance, oxidizing agent content, coloring ability and other indexes, and issuing reports on the testing of hair dyes.

Test Items

Testing Methods

The main focus of hair dye testing is on aromatic amines and heavy metals.

The main testing methods for aromatic amine compounds are high-performance liquid chromatography (HPLC), liquid mass spectrometry (LC-MS), gas chromatography (GC-MS), gas chromatography-mass spectrometry (GC-MS), and high-performance capillary electrophoresis.

As for heavy metal detection methods, we can choose atomic absorption spectrometry, and atomic fluorescence spectrometry. Among them, flame atomic absorption spectrometry is the most common detection method for heavy metal elements in hair dyes.

Hair Dye Test.

Types of Hair Dyes Tested

Cream hair dyes, gel hair dyes, mousse hair dyes, powder hair dyes, hair coloring strips, moisturizing hair dyes, hair coloring powders, hair coloring powders, hair coloring creams, oxidizing hair dyes, long-lasting hair dyes, metal salts hair dyes, natural botanical-based hair dyes, temporary hair dyes, semi-long-lasting hair dyes, etc.

Contact us for a multi-faceted test of your hair color. We will respond within 2-4 working days.


Daily: 9.30 AM–6.00 PM
Sunday : 9.30 AM–1.00 PM
Holidays: Closed

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