Appearance: colorless or slightly yellow liquid
Main use: used to soften water quality, can be used in all processes of the leather making process, especially in the vegetable tanning process, it has a strong ability to chelate iron to avoid the production of blue-black spots, and can be used in dyeing to make the dyeing uniform without producing color spots and spots.
Usage and dosage: 0.5-1.5% (adjustable according to water quality)
Performance characteristics:
1. It has a strong chelating ability for calcium, magnesium, iron and other metal ions, and softens water quality.
2. It has a strong chelating and dispersing effect, and is used in dyeing to protect dyes and eliminate color spots and spots.
3. It has a strong solubilizing and dispersing effect on insoluble calcium soaps.
4. It is stable to various electrolytes and is resistant to acids, alkalis and oxidants.
