NITROGEN REMOVAL FROM MUNICIPAL WASTE-WATER BY COLUMNAR DENITRIFICATION

[1] MICRODETERMINATION OF FORMALDEHYDE WITH CHROMOTROPIC ACID [J]. ANALYTICAL CHEMISTRY, 1950, 22 (05) : 720 - 722

[2] DEAN RB, 1970, MAY INT PROGR REP AD

[3] ENGLISH JN, 1969, FEB INT REP RES ADV

[4] FAIR GM, 1966, WATER WASTEWATER ENG, V2

[5] FINSEN PO, 1959, WATER WASTE TREATMEN, V7, P298

[6] AUTOMATED ANALYSIS FOR NITRATE BY HYDRAZINE REDUCTION [J]. WATER RESEARCH, 1967, 1 (03) : 205 - &

[7] MCCARTY PL, 1969, 24 P IND WAST C LAF

[8] MULBARGER MC, 1970, 43 ANN C WAT POLL CO

[9] SCHROEDER ED, 1967, 22 P IND WAST C LA 1, P263

[10] TAMBLYN TA, 1969, 24TH P PURD IND WAST, P1135

[1] MICRODETERMINATION OF FORMALDEHYDE WITH CHROMOTROPIC ACID [J]. ANALYTICAL CHEMISTRY, 1950, 22 (05) : 720 - 722

[2] DEAN RB, 1970, MAY INT PROGR REP AD

[3] ENGLISH JN, 1969, FEB INT REP RES ADV

[4] FAIR GM, 1966, WATER WASTEWATER ENG, V2

[5] FINSEN PO, 1959, WATER WASTE TREATMEN, V7, P298

[6] AUTOMATED ANALYSIS FOR NITRATE BY HYDRAZINE REDUCTION [J]. WATER RESEARCH, 1967, 1 (03) : 205 - &

[7] MCCARTY PL, 1969, 24 P IND WAST C LAF

[8] MULBARGER MC, 1970, 43 ANN C WAT POLL CO

[9] SCHROEDER ED, 1967, 22 P IND WAST C LA 1, P263

[10] TAMBLYN TA, 1969, 24TH P PURD IND WAST, P1135