Applicability; description of the hair save, chrome tan, retan-wet finish subcategory

Applicability; description of the hair save, chrome tan, retan-wet finish subcategory. Applicability; description of the hair save, chrome tan, retan-wet finish subcategory. The provisions of this subcategory are applicable to process wastewater discharges resulting from any tannery which processes raw or cured cattle or cattle-like hides into finished leather by hair save unhairing, chrome tanning, and retan-wet finishing.