Water Softening properties; Nitrogen – free, non-foaming, dispersing agent with excellent action against calcium, magnesium and heavy metal ions and stable with high temperature and effective over wide pH range; prevents build- up of insoluble scale on machinery; improves water absorbency and softness of fabrics; enhances brightness of dyeing; improves winding properties of yarn; improves level-dyeing performance of reactive dyes; improves reproducibility of yield; prevents shade change by trace amounts of heavy metal ions; reduces possibility of spots on dyed fabrics