... , Soap Making, Artifical Fiber, Priting e High quality Caustic Soda Flakes, Pearls, Solid, mainly used in Papermaking, Soap ... Making, Artifical Fiber, Priting.Specification:ItemsStandardResultsNaOH FLAKES96% min.96.08%Na2CO31.3% max.0.98%NaCl0.13% ... Fe2O30.005% max.0.004%ItemsStandardResultsNaOH FLAKES99% min.99.20%Na2CO30.8% max.0.78%NaCl0.08% ... .Loading: 25MT for one 20ft. container. Caustic Soda Flake