Appearance: white powder or granule
PH value (1% aqueous solution): 12
Soluble in water and forms many hydrates. It can be used in textile printing and dyeing industry to substitute soda. Besides the similarity between it and soda, it also has some other features. For example, its required dosage is only 1/4 of soda in the same condition. It has the advantage of excellent dye leveling and fixing.
Mainly used in printing, dyeing and spinning industry to substitute soda, it can regulate the PH of water in the process of dyeing cotton.
Weigh the required amount of DA010, dissolve and add it into the bath. The feed method can be batch or twice. The batch addition method should be curved (at a rate of 60%-70%). The feed twice method should add one third of the required amount of DA010 within the first two third of time, and two third of the required amount of DA010 within the remaining one third of time.
1/4 – 1/6 addition rate compared to soda ash as per lap-dip.
Packing and Storage：
25 kg PP woven bag. Keep in a cool and dry place away from acid.