NR 230.40 Applicability; description of the fluorine subcategory.
NR 230.401 Specialized definitions.
NR 230.4015 Regulation of contaminated nonprocess wastewater.
NR 230.402 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.406 Pretreatment standards for new sources.
Subchapter XLI — Hydrogen
NR 230.41 Applicability; description of the hydrogen subcategory.
NR 230.411 Specialized definitions.
NR 230.412 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Subchapter XLII — Hydrogen cyanide
NR 230.42 Applicability; description of the hydrogen cyanide subcategory.
NR 230.422 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.423 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.424 New source performance standards.
NR 230.426 Pretreatment standards for new sources.
NR 230.427 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
Subchapter XLIII — Iodine
NR 230.43 Applicability; description of the iodine subcategory.
NR 230.431 Specialized definitions.
NR 230.432 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.436 Pretreatment standards for new sources.
Subchapter XLIV — Lead monoxide
NR 230.44 Applicability; description of the lead monoxide subcategory.
NR 230.441 Specialized definitions.
NR 230.4415 Regulation of contaminated nonprocess wastewater.
NR 230.442 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.445 Pretreatment standards for existing sources.
NR 230.446 Pretreatment standards for new sources.
Subchapter XLV — Lithium carbonate
NR 230.45 Applicability; description of the lithium carbonate subcategory.
NR 230.452 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Subchapter XLVII — Nickel salts
NR 230.47 Applicability; description of the nickel salts subcategory.
NR 230.472 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.473 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.474 New source performance standards.
NR 230.475 Pretreatment standards for existing sources.
NR 230.476 Pretreatment standards for new sources.
NR 230.477 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
Subchapter IL — Oxygen and nitrogen
NR 230.49 Applicability; description of the oxygen and nitrogen subcategory.
NR 230.492 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Subchapter L — Potassium chloride
NR 230.50 Applicability; description of the potassium chloride subcategory.
NR 230.502 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.506 Pretreatment standards for new sources.
Subchapter LI — Potassium iodide
NR 230.51 Applicability; description of the potassium iodide subcategory.
NR 230.512 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
Subchapter LIII — Silver nitrate
NR 230.53 Applicability; description of the silver nitrate subcategory.
NR 230.532 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.535 Pretreatment standards for existing sources.
Subchapter LIV — Sodium bisulfite
NR 230.54 Applicability; description of the sodium bisulfite subcategory.
NR 230.542 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.543 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.544 New source performance standards.
NR 230.546 Pretreatment standards for new sources.
NR 230.547 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
Subchapter LV — Sodium fluoride
NR 230.55 Applicability; description of the sodium fluoride subcategory.
NR 230.551 Specialized definitions.
NR 230.5515 Regulation of contaminated nonprocess wastewater.
NR 230.552 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.555 Pretreatment standards for existing sources.
NR 230.556 Pretreatment standards for new sources.
Subchapter LX — Stannic oxide
NR 230.60 Applicability; description of the stannic oxide subcategory.
NR 230.601 Specialized definitions.
NR 230.6015 Regulation of contaminated nonprocess wastewater.
NR 230.602 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.606 Pretreatment standards for new sources.
Subchapter LXIII — Zinc sulfate
NR 230.63 Applicability; description of the zinc sulfate subcategory.
NR 230.631 Specialized definitions.
NR 230.6315 Regulation of contaminated nonprocess wastewater.
NR 230.632 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.636 Pretreatment standards for new sources.
Subchapter LXIV — Cadmium pigments and salts
NR 230.64 Applicability; description of the cadmium pigments and salts subcategory.
NR 230.642 Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available.
NR 230.643 Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable.
NR 230.644 New source performance standards.
NR 230.645 Pretreatment standards for existing sources.
NR 230.646 Pretreatment standards for new sources.
NR 230.647 Effluent limitations representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology.
Subchapter LXV — Cobalt salts
NR 230.65 Applicability; description of the cobalt salts subcategory.
