Division BAT 70: In order to reduce the load of poorly biodegradable organic compounds discharged from the DNT plant to further waste water treatment, BAT is to pretreat the waste water using one or both of the techniques given below.
United Kingdom
| Technique | Description | Applicability | |
|---|---|---|---|
| a. | Extraction | See Section 12.2 | Generally applicable |
| b. | Chemical oxidation | See Section 12.2 | |
Table 9.2
BAT-AEPLs for discharge from the DNT plant at the outlet of the pretreatment unit to further waste water treatment
| Parameter | BAT-AEPL(average of values obtained during 1 month) |
|---|---|
| TOC | < 1 kg/t DNT produced |
| Specific waste water volume | < 1 m3/t DNT produced |
The associated monitoring for TOC is in BAT 68.