... chemical products, like caustic soda in different purities and appearances (96%,99% and flakes, solid,peals); anhydrous sodium sulfite, sodium ... those products ,pls contact me directly. Many thanks and best regards.Uses of caustic soda :Mainly used ... Glass, enamel, medicament, oil-refining and making synthetic fiber, plastics, etc. ITEMSSTANDARDRESULTSNaOH %≥99.0099.30Na2CO3 %≤0.900.40NaCL %≤ 0 ...