Section NR 237.12 - Pretreatment standards for new sources(1) Except as provided in s. NR 211.13 and sub. (2), any existing source subject to this chapter which introduces pollutants into a POTW and which uses or generates cyanide shall achieve the standards set forth in s. NR 237.11.(2) This section does not apply to discharges resulting from pharmaceutical research at facilities which do not manufacture pharmaceuticals.Wis. Admin. Code Department of Natural Resources NR 237.12
Cr. Register, May, 1990, No. 413, eff. 6-1-90.