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Effluent Water Load

Comparison of Water-soluble High-molecular Compounds in BCD/COD
Polymer COD(mg/kg)×104 BOD5(mg/kg)×102
GOHSENOL 60~100 50~100
Corn starch 36 7400
Sodium polyacrylic acid 3.1 95
Polyethylene glycol (PEG600) 76 6.3
Polyethylene glycol (PEG1500) 76 3.1
Polyacrylamide 6.8 76

Measuring conditions : Sample conc. =0.1%. COD was measured by potassium permanganate method (JIS K 0102), and
BOD5 is a 5-days BOD value.
Measurement : Registration No. of measurement certification enterprise, Osaka No. 10013, KK Osaka Environmental Technology Center.



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