At Xuzhou Dayang Chemical Co., Ltd, Quality is our specialty. Committed to achieve excellence in the quality of products and services, we take special care in ensuring the quality and performance of our products. The various stages of production are intermittently marked by different quality control tests to maintain the performance and stability.
The various tests and processes that we undertake to ensure the consistent quality and performance of our products are:
1)Raw Materials Analysis:
Purity - checked using the volumetric analysis.
Dye - Prepared using the laboratory scale.
The different parameters, which are checked during production are:
Salt Content Analysis - Salt free solution after R.O. process
4)Spray Dried Powder - Standardization and quality assurance tests:
Physical Aspect Appearance:
5)Strength / Tone:
Using application test
6)Colour Computer Output:
Dispersion Test - for disperse dyes
Draw / down test - for pigment powders
As per requirement
After packing drum samples evaluation on random of 15 to 20% of weight size.