Reactive dyes (used for dyeing and printing of cotton fibre):
1. Chromatic light and strength of PX-N Black almost the same. Compared with P-SG Black, HQ-PN Black's light is yellow green, the strength almost the same.

2. Solubility up to 120 grams per liter(25 centidegree), Good alkali resistence, good stability and strong compatibility.

3. Low affinity, white is not easy stained.

4. Application: As the gray and dark hue lustrous colour mixed become basic color, also can solely regard as black. It is suitable for mixed HQ-P 2R Brown, HQ-P 6R Brown, HQ-P 4B Red to gray.