A new method of recovery of sodium bromide from industrial waste water of 3,4,5-trimethoxybenzaldehyde production was achieved based on the different solubility of NaBr and impurities in acidified methanol. The recove...A new method of recovery of sodium bromide from industrial waste water of 3,4,5-trimethoxybenzaldehyde production was achieved based on the different solubility of NaBr and impurities in acidified methanol. The recovery rate of 98% purity NaBr was up to 90%.展开更多
文摘A new method of recovery of sodium bromide from industrial waste water of 3,4,5-trimethoxybenzaldehyde production was achieved based on the different solubility of NaBr and impurities in acidified methanol. The recovery rate of 98% purity NaBr was up to 90%.