§ 420.85 — Pretreatment Standards For Existing Sources (pses)

Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subpart which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for existing sources.

(a) Salt bath descaling, oxidizing—(1) Batch, sheet and plate.

Subpart H

(2) Batch, rod and wire.

Subpart H

(3) Batch, pipe and tube.

Subpart H

(4) Continuous.

Subpart H

(b) Salt bath descaling, reducing—(1) Batch.

Subpart H

(2) Continuous.

Subpart H