Used in printing and dyeing, pharmacy, photography, electroplating, esterifying agent, preservative, metal complexing agent, acetylating reagent, buffer preparation, organic synthesis.Mordant.Put 160kg of 15% acetic acid solution into the reactor.Stir in 25kg of soda ash.Chemicalbook sodium acetate solution was fully stirred after neutralization to a pH of 8.Heat and condense to 27° Be, cool and crystallize.Recrystallization with water produces fine products.Centrifugal dehydration, dry the finished product.
SPECIFICATIONS FOR SODIUM ACETATE | ||
Assay(dried subatance) | 99.0-101.0% | 0.9979 |
pH(25ºC 5%) | 7.5-9.0 | 8.37 |
Loss on drying(120ºC) | ≤1.0% | 0.002 |
Insoluble Matter | ≤0.05% | 0.000024 |
hlorides(Cl) | ≤350ppm | <350ppm |
Phosphate(PO4) | ≤10ppm | <10ppm |
Sulphate(SO4) | ≤50ppm | <50ppm |