National invention patent
The characteristics and treatment method of furfural wastewater: It has strong acidity. The bottom wastewater contains 1.2%~2.5% acetic acid, which is turbid, khaki, light transmittance <60%. In addition to water and acetic acid, it also contains extremely A small amount of furfural, other trace organic acids, ketones, etc. The COD in the wastewater is about 15000~20000mg/L, BOD is about 5000mg/L, SS is about 250mg/L, and the temperature is about 100℃. If the was...