... point :318.4,boiling point:1390, crispy. Pure solid caustic soda appear white, block ,flake, bead , easily soluble in water ,can ... release lots of heat. in water appear alkaline, feeling creamy. soluble in ethanol ... .030.050.08Fe2O3 %≤0.0050.0080.010PackagingNet 25kg per bag of plastic woven bags lined with PP bag, 900bags/20’FCL ...