Wisconsin Administrative Code › Department of Natural Resources › NR 200-299 - Environmental Protection Wisconsin Pollutant Discharge Elimination System › Chapter NR 235 - Organic chemical manufacturing › Subchapter XI - Indirect Discharge Point Sources › Appendix A TO CHAPTER NR 235 - NONCOMPLEXED METAL-BEARING WASTE STREAMS AND CYANIDE-BEARING WASTE STREAMS

Current through June 24, 2024
Chromium Bearing Waste Streams
Product
Process
Methylhydroabietate
Esterification of hydroabietic acid (rosin) with
								  methanol
Acrylic acid
Oxidation of propylene via acrolein
N-Butyl alcohol
Hydrogenation of n-butyraldehyde, Oxo
								  process
Cyclohexanone
From phenol via cyclohexanol by
								  hydrogenation-dehydro-genation
Fatty amines
Batch hydrogenation of fatty nitriles
Heliotropin
Oxidation of isosafrole, chromium catalyst
Isobutanol
Hydrogenation of isobutyraldehyde, Oxo
								  process
Cyclohexyl mercaptan
Cyclohexanol + hydrogen sulfide
Ethyl mercaptan
Ethanol + hydrogen sulfide
Methanol
H.P. synthesis from natural gas via synthetic
								  gas
Oxo alcohols, C7-C11
Carbonation and hydrogenation of C6-C10
								  olefins
Polyoxypropylene diamine
Polypropylene glycol + ammonia
n-Propyl alcohol
Hydrogenation of propionaldehyde, oxo
								  process
SAN resin
Suspension polymerization
Styrene
Dehydrogenation of ethylbenzene
Styrene
Dehydration of methyl benzyl alcohol, coproduct
								  of propylene oxide
1-Tetralol, 1-tetralone mix
Oxidation of tetralin (1,2,3,4-
								  tetrahydronaphthalene)
3,3,3-Trifluoropropene
Catalyzed hydrogen fluoride exchange with
								  chlorinated propane
Vinyl toluene
Thermal dehydrogenation of ethyltoluene
Copper Bearing Waste Streams
Product
Process
Methylhydroabietate
Esterfication of hydroabietic acid (rosin) with
								  methanol
Acetaldehyde
Oxidation of ethylene with cupric chloride
								  catalyst
Acetic acid
Catalytic oxidation of butane
Acetone
Dehydrogenation of isopropanol
Acrylamide
Catalytic hydration of acrylonitrile
Acrylic acid
Oxidation of propylene via acrolein
Acrylonitrile
Propylene ammoxidation
Adiptic Acid
Oxidation of cyclohexanol-cyclohexanone
								  mixture
Adipic acid
Oxidation of cyclohexane via
								  cyclohexanol-cyclohexanone mixture
Allynitrile
Allychloride + sodium cyanide
Aniline
Hydrogenation of nitrobenzene
Benzofurans, 2,3
								  dihydro-2,2-dimethyl-7-benzofuranol
From o-Nitrophenol + methallyl chloride
n-Butyl alcohol
Hydrogenation of n-butyraldehyde, oxo
								  process
1,4 Butanediol
Hydrogenation of 1,4-butynediol
Butryolactone
Dehydrogenation of 1,4-butanediol
Caprolactam
From cyclohexane via cyclohexanone and its
								  oxime
Lilian (hydroxydihydrocitronellal)
Hydration and oxidation of citronellol
1,2-Dichloroethane
Oxyhydrochlorination of ethylene
Dialkyldithiocarbamates, metal salts
Dialkylamines + carbon disulfide
2-Ethylhexanol
From n-butyraldehyde by aldo condensation and
								  hydrogenation
Fatty amines
Batch hydrogenation of fatty nitriles
Geraniol
B-Myrcene + hydrogen chloride, esterfication of
								  geranyl chloride hydrolysis of geranyl acetate
Furfuryl alcohol
Hydrogenation of furfural
Geraniol (citral)
Oxidation of geraniol, copper catalyst
Glyoxal
Oxidation of ethylene glycol
Isobutanol
Hydrogenation of isobutyraldehyde, Oxo
								  process
Isopropanol
Catalytic hydrogenation of acetone
2-Mercaptobenzothiazoles, copper salt
2-Mercaptobenzothiazole + copper salt
Methanol
High pressure synthesis from natural gas via
								  synthetic gas
Methanol
Low pressure synthesis from natural gas via
								  synthetic gas
Methyl ethyl ketone
Dehydrogenation of sec-butanol
WISCONSIN ADMINISTRATIVE CODE
Product
Process
C7-C11 oxo alcohols
Carbonation and hydrogenation of C6-C10
								  olefins
Phenol
Liquid phase oxidation of benzoic acid
Polyoxyalkylene amines
Polyoxyalkylene glycol + ammonia
Polyphenylene oxide
Solution polymerization of 2-6-xylenol by
								  oxidative coupling cuprous salt catalyst
Polyoxypropylene diamine
Polypropylene glycol + ammonia
Quinaldine dye intermediate
Skraup reaction of aniline crotonaldehye
Silicone fluids
Hydrolysis and condensation of
								  chlorosilanes
Silicone rubbers
Hydrolysis and condensation of
								  chlorosilanes
Silicone specialties, such as grease, dispersion
								  agents, defoam-ers, and other products
Silicone resins
Hydrolysis and condensation of methyl, phenyl,
								  and vinyl chlorosilanes
Silicone fluids
Hydrolysis of chlorosilanes to acyclic and cyclic
								  organosilox-
anes
Styrene
Dehydration of a-methylbenzyl alcohol, coproduct
								  of propy-lene oxide
Tetrachloroethylene (perchloroethylene)
Oxyhydrochlorination of tetrachloroethane
Tris(anilino)s-triazine
Cyanuric chloride + aniline + cogeners
Trichloroethylene
Oxyhydrochlorination of tetrachloroethane
Unsaturated polyester resin
Reaction of maleic anhydride + phthalic anhydride
								  + propylene glycol polyester with styrene or methyl methacrylate
Cyanide Bearing Waste Streams
Product
Process
Acetone cyanohydrin
Acetone + hydrogen cyanide
Acetonitrile
By-product of acrylonitrile from propylene by
								  ammoxidation
Acrylic resins
Solution polymerization
Acrylic fiber (85% acrylonitrile)
Suspension polymerization and wet spinning
Acrylic fiber (85% acrylonitrile)
Solution polymerization and wet spinning
Acrylonitrile
Ammoxidation of propylene
Adiponitrile
Butadiene + hydrogen cyanide (direct
								  cyanation)
Allylnitrile
Allyl chloride + sodium cyanide
Dimethoxybenzaldehyde
Hydroquinone dimethyl ether + hydrogen cyanide,
								  hydrolysis
Benzyl cyanide
Benzyl chloride + sodium cyanide
Coal tar products
Distillation of coal tar condensate
Cyanoacetic acid
Chloracetic acid + sodium cyanide
Cyanuric chloride
Catalyzed trimerization of cyanogen
								  chloride
Vat dyes, indigo paste as vat blue 1
Sodamide + potassium N-phenylglycine, fused with
								  caustic; or N-phenylglycine + aniline +formaldehyde + sodium bisulfite, sodium
								  cyanide hydrolysis with potassium hydroxide
Disperse dyes, azo and vat
Ethylenediamine tetraacetic acid
Ethylene diamine + formaldehyde + sodium
								  cyanide
Diethylenetriamine pentaacetic acid
Diethylenetriamine + formaldehyde + sodium
								  cyanide
N,N'-Bis(o-acetamidophenol)ethylene- diamine,
								  ferric com-
Salicylaldehyde + ethylene diamine + hydrogen
								  cyanide,
plex
hydrolysis to amide
Diethylenetriamine pentaacetic acid, pentasodium
								  salts
Diethylenetriamine pentaacetic acid +
								  caustic
Hydroxyethyl ethylenediamine triacetic acid,
								  trisodium salt
Ethylene diamine + ethylene oxide + formaldehyde
								  + sodium cyanide, hydrolysis
5,5 Dimethyl hyantoin
Acetone + ammonia + carbon dioxide + hydrogen
								  cyanide
Hydrogen cyanide
Byproduct of acrylonitrile by ammoxidation of
								  propylene
Iminodiacetic acid
Hexamethylene tetraamine + hydrogen cyanide,
								  hydrolysis of
iminoacetonitrile salt
Methionine
Acrolein + methyl mercaptan, with hydrogen
								  cyanide and ammonium carbonate
Nitrilotriacetic acid
Hexamethylene tetraamine + hydrogen cyanide,
								  hydrolysis of nitrilotriacetonitrile salt
Picolines, mixed
Condensation of acetaldehyde + formaldehyde +
								  ammonia
Organic pigments, azo
Diazotization of aniline cogener, coupling to
								  B-napthol
2-Isopropyl-4-methoxy-pyrimidines
Isobutyronitril + methanol, ammonia and
								  methylacetoacetate,ring closure
Synthetic pyridine
Condensation of acetaldehyde + ammonia +
								  formaldehyde
Cyanopyridine
Ammoxidation of picoline
Sarcosine (N-methyl glycine) sodium salt
Hexamethylene tetraamine + sodium cyanide,
								  hydrolysis
Thiophene acetic acid
Chloromethylation (hydrogen chloride +
								  formaldehyde) +
sodium cyanide, hydrolysis
Tris(anilino)S-triazine
Cyanuric chloride + aniline and its
								  cogeners
Triethylorthoformate
Ethanol + hydrogen cyanide
Trimethylorthoformate
Methanol + hydrogen cyanide
Lead Bearing Waste Streams
Product
Process
Alkyd resin
Condensation polymerization
Alkyd resins
Condensation polymerization of phthalic anhydride
								  + glycerin
+ vegetable oil esters
Dialkyldithiocarbamates, metal salts
Dialkylamines + carbon disulfide
Thiuram (dimethyldithiocarbamate)
								  hexasulfide
Dimethyldithiocarbamate + sulfur
Triphenylmethane dyes (methyl violet)
Condensation of formaldehyde + N-methylaniline +
								  N,N-dimethylaniline, oxidation of reaction product
4,4-Bis(N,N-dimethylaniline) carbinol, Michler's
								  hydrol
Oxidation of
								  4,4-methanylene-bis(N,N-dimethylaniline) with lead oxide
Naphthenic acid salts
Stearic acid, metal salts
Neutralization with a metallic base
Nickel Bearing Waste Streams
Product
Process
Acetates, 7,11-hexadecadien-1-ol
								  (gossyplure)
Coupling reactions, low pressure hydrogenation,
								  esterification
Acetates, 9-dodecen-1-ol pheromone
Coupling reactions, low pressure hydrogenation,
								  esterification
Acrylic acid
Oxidation of propylene via acrolein
Acrylonitrile
Propylene ammoxidation
n-Alkanes
Hydrogenation of C6-C22 alpha olefins (ethylene
								  oligomers)
Adiponitrile
Direct cyanation of butadiene
Alkyl amines
Amination of alcohols
4-Aminoacetanilide
Hydrogenation of 4-Nitroacetanilide
BTX
Hydrogenation of olefins (cyclohexenes)
Hydrogenated terphenyls
Nickel catalyst, hydrogenation of
								  terphenyl
Bisphenol-A, hydrogenated
								  (biscyclohexanol-A)
Hydrogenation of bisphenol-A
Butadiene (1,3)
Extractive distillation of C-4-pyrolyzates
n-Butanol
Hydrogenation of n-butyraldehyde, oxo
								  process
1,3 Butylene glycol
Hydrogenation of acetaldol
1,4 Butanediol
Hydrogenation of 1,4 butynediol
Butylenes mixed
Distillation of C4 pyrolyzates
4-Chloro-2-aminophenol
Hydrogenation of 4-chloro-2-nitrophenol
Lilial (hydroxydihydrocitronellal)
Hydration and oxidation of citronellol
Cycloparaffins
Catalytic hydrogenation of aromatics in kerosene
								  solvent
Cyclohexanol
Hydrogenation of phenol, distillation
Cyclohexanone
From phenol via cyclohexanol by
								  hydrogenation-dehydrogenation
Dialkyldithiocarbamates, metal salts
Dialkylamines + carbon disulfide
Ethylamine
Reductive amination of ethanol
Ethylamines (mono, di, and tri)
Reductive amination (ammonia + hydrogen) of
								  ethanol
Isoeugenol, high percent trans
Separation of mixed cis and trans
								  isoeugenols
2-Ethylhexanol
From n-butyraldehyde by aldol condensation and
								  hydrogenation
Hydrogenated fatty acids
Tallow and coco acids + hydrogen
Fatty amines
Batch hydrogenation of fatty nitriles
Fatty amines
Hydrogenation of tallow and coco nitriles
Glyoxal-urea formaldehyde textile resin
Condensation to N-bis(hydroxymethyl)ureas and
								  N,N'-di(hydroxy-
ethyl) ureas
11-Hexadecenal
Coupling reactions, low pressure
								  hydrogenation
Hexahydrophthalic anhydride
Condensation of butadiene and maleic anhydride
								  (Diels-Alder reac-
tion) + hydrogenation
Isobutanol
Hydrogenation of isobutyraldehyde, oxo
								  process
Diisobutyl amine
Ammonolysis of isobutanol
Isopropyl amines (mono, di)
Reductive amination (ammonia + hydrogen) of
								  isopropanol
Linalool
Pyrolysis of 2-pinanol
Methanol
High pressure synthesis from natural gas via
								  synthetic gas
Methanol
Low pressure synthesis from natural gas via
								  synthetic gas
Methanol
Butane oxidation
Tris-(hydroxymethyl)methyl amine
Hydrogenation of tris(hydroxymethyl)
								  nitromethane
N-Methyl morpholine
Morpholine + methanol
N-Ethyl morpholine
Morpholine + ethanol
2-Methyl-7,8-epoxy octadecane
Coupling reactions, low pressure hydrogenation,
								  epoxidation
Alpha-olefins
Ethylene oligomer and Zeigler catalyst
Petroleum hydrocarbon resins, hydrogenated
Hydrogenation of petroleum hydrocarbon resin
								  products
Pinane
Hydrogenation of A-pinene
2-Pinanol
Reduction of pinane hydroperoxide
Bis-(p-octylphenol)sulfide, nickel salt
p-Octylphenol + sulfur chloride (S2C12)
								  neutralize with nickel base
Piperazine
Reductive amination of ethanol amine (ammonia and
								  hydrogenation
metal catalyst)
N,N-Dimethylpiperazine
Condensation piperazine + formaldehyde
								  hydrogenation
Polyoxyalkylene amines
Polyoxyalkylene glycol + ammonia
Polyoxypropylene diamine
Polypropylene glycol + ammonia
2-Amino-2-methyl-1-propanol
Hydrogenation of 2-nitro
								  2-methyl-1-propanol
3-Methoxypropyl amine
Reductive amination of acrylamide with methanol
								  and hydrogen
N-Propylamine
Reductive amination (ammonia + hydrogen) of
								  n-propanol
Sorbitol
Hydrogenation of sugars
Sulfolane
Condensation butadiene + sulfur dioxide,
								  hydrogenation
Thionocarbamates, N-ethyl-o-isopropyl
Isopropyl xanthate + ethylamine
Toluene diamine (mixture)
Catalytic hydrogenation of dinitrotoluene
Methylated urea formaldehyde resins
								  (textile)
Methylation of urea-formaldehyde adduct
Methylated urea-formaldehyde glyoxol (textile
								  resins)
Reaction of methylated urea- formaldehyde +
								  glyoxal
Zinc Bearing Waste Streams
Product
Process
Methylhydroabietate, diels-alder adducts
Derivatives of abietic esters from rosin
Acrylic resins
Emulsion or solution polymerization to
								  coatings
Acrylic resins (latex)
Emulsion polymerization of acrylonitrile with
								  polybutadiene
Acrylic fibers (85% polyacrylonitrile)
By solution polymerization/wet spinning
Alkyd resins
Condensation polymerization of phthalic anhydride
								  + glycerin +
vegetable oil esters
Benzene
By-product of styrene by ethyl- benzene
								  dehydrogenation
Benzene
Byproduct of vinyl toluene from ethyl
								  toluene
n-Butyl alcohol
Hydrogenation of n-butyraldehyde, oxo
								  process
Coumarin (benz-a-pyrone)
Salicylaldehyde, Oxo process
Cycloparaffins
Catalytic hydrogenation of aromatics in kerosene
								  solvent
Dithiocarbamates, zinc salt
Reaction of zinc oxide + sodium
								  dithiocarbamates
Dialkyldithiocarbamates, metal salts
Dialkylamines + carbon disulfide
Dithiocarbamates, metal salts
Dithiocarbamic acid + metal oxide
Thiuram (dimethyldithiocarbamate)
								  hexasulfide
Dimethyldithiocarbamate + sulfur
Fluorescent brighteners
Coumarin based
Ethyl acetate
Redox reaction (Tschenko) of acetaldehyde
Ethylbenzene
Benzene alkylation in liquid phase
Ethylbenzyl chloride
Chloromethylation (hydrogen chloride +
								  formaldehyde, zinc chloride)
of ethylbenzene
2-Ethyl hexanol
Aldol condensation-hydrogenation of
								  n-butyraldehyde
Glyoxal-urea formaldehyde textile resin
Condensation to N-bis (hydroxymethyl) ureas +
								  N,N'-(dihydroxye-
thyl) ureas
Isobutanol
Hydrogenation of isobutyraldehyde, Oxo
								  process
Isopropanol
Catalytic hydrogenation of acetone
Methallylidene diacetate
Condensation of 2-methypropenal + acetic
								  anhydride
Methanol
Low pressure synthesis from natural gas via
								  synthetic gas
Methyl chloride
Hydrochlorination of methanol
Methylethyl ketone
Dehydrogenation of sec-butanol
Naphthenic acid salts
Nylon
Nylon 6 and 66 copolymers
Polycondensation of nylon salt +
								  caprolatam
Nylon 6 fiber
Extrusion melt spinning
C12-C15 oxo alcohols
Hydroformylation and hydrogenation of C11-C14
								  olefins
Phenolic urethan resins
Phenol + excess formaldehyde + methylene aniline
								  diisocyanate
Polystyrene crystal modified
Polystyrene + sulfonation, Chloromethylation
								  and/or amination
Rayon
Viscose process
SAN resin
Emulsion polymerization
Silicone rubbers
Hydrolysis and condensation of
								  chlorosilanes
Silicone specialties, such as grease, dispersion
								  agents,
defoamers, and other products
Silicone resins
Hydrolysis and condensation of methyl, phenyl,
								  and vinyl chlorosi-
lanes
Silicone fluids
Hydrolysis of chlorosilanes to acyclic and cyclic
								  organosiloxanes
Neutralization with a metallic base
Stearic acid, metal salts
Neutralization with a metallic base
Styrene
Dehydrogenation of ethylbenzene
Styrene-butadiene resin
Emulsion polymerization
Vinyl acetate
Reduction of acetylene + acetic acid
Vinyl toluene
Thermal dehydrogenation of ethyltoluene
Xylenes, mixed
By-product vinyl toluene from ethyltoluene
Note: The Wisconsin administrative code corresponds to the
					 code of federal regulations according to the following table
State Code
Code of Federal Regulations
s.
								  NR
								  205.03
40 CFR 401.11
s.
								  NR
								  205.04
40 CFR 401.11
ch. NR 211
40 CFR Part 403
s.
								  NR
								  211.03
40
								  CFR 403.3
s.
								  NR
								  211.13
40 CFR 403.7
s.
								  NR
								  211.14
40 CFR
								  403.17
ch. NR 235
40 CFR Part 414