Ka laʻana o ka lapaʻau ʻana no ka paʻi ʻana a me ka waiho ʻana i ka wai ʻino:
hale hana:
kekahi o Changshu Printing and DyeingFactory
Nānā wai maka:
hoʻololi ka chromaticity o ka maikaʻi o ka wai maka ma waena o 80-200 mau manawa, a hoʻololi ka p(CODcr) ma waena o 300-800 mg/L
Kaha:
5000m3 / lā
Kaʻina hana lapaʻau:
bio-treatment-chemicals (decolor+pac+pam)
Kaʻina:
decolor 200mg/l,PAC 150mg/l, Pam 1.5mg/l