_REVISION - M1988112 ‎(5)‎

• Permit No: M1988112
• IBM Index Class Name: Revision
• Doc Name: INCO SO2/AIR CYANIDE REMOVAL PROCESS
• Type & Sequence: TR6
• Media Type: D
• Archive: No

CHEMISTRY
SIDE REACTIONS
SCN" + 4S02 + 402 + 5H2O --~ OCN' + 5H2SO4
THIOCYANATE
ONLY 0 - 10% OXIDIZED
252032' + S02 + 02 ~ 54062' + 5042"
THIOSULFATE TETRATHIONAI~'E
INTERMEDIATES
`S4O62 -~ $O42 IN POND
OCN" + 2H2O -~ NH4 + C032-
CYANATE AMMONIUM CARBONATE
NH4+ -~ NH3j VOLATIZATION
NH4+ PRECIPITATES, ADSORPTION
ON ACTIVATE[) CARBON
NO3 BACTERIAL ACTIVITY
Vft10p000pSPfl