Specification standard
Appearance powder
Colour white
Purity 99pctmin
Ph(0.1% weight/weight solution)6.0 min
Chloride (cl) content 0.35pct max
Ca+mg content 0.15pct max
Fe content 0.002pct max
Moisture 0.2pct max
Water insolubles 0.05pct max
Whiteness 80min
25kg, 50kg, 1mt
NaOh: 99.3%
Na2Co3: 0.30%
NaSo4: 0.03
NaCl: 0.02%
Fe2O3: 0.001%
25kg/woven bag
