SUBSTANCES LIMIT VALUES
mg/kg of dry
matter (ppm)
Inorganic
Metals/Metalloids
Silver (Ag) 200
Arsenic (As) 250
Barium (Ba) 10 000
Cadmium (Cd) 100
Chromium (Cr) 4 000
Cobalt (Co) 1 500
Copper (Cu) 2 500
Tin (Sn) 1 500
Manganese (Mn) 11 000
Mercury (Hg) 50
Molybdenum (Mo) 200
Nickel (Ni) 2 500
Lead (Pb) 5 000
Selenium (Se) 50
Zinc (Zn) 7 500
Other inorganic compounds
Available bromide (Br-) 1 500
Available cyanide (CN-) 300
Total cyanide (CN-) 5 900
Available fluoride (F-) 10 000
Organic
Monocyclic aromatic volatile organic compounds
Benzene 5
Chlorobenzene 10
Ethylbenzene 50
m-Dichlorobenzene 10
o-Dichlorobenzene 10
p-Dichlorobenzene 10
Styrene 50
Toluene 30
Xylenes 50
Chlorinated aliphatic volatile organic compounds
Bromodichloromethane 150
2-Chloro-1,3-butadiene 2.8
3-Chloropropylene 300
Chlorodibromomethane 150
Chloroethane 60
Chloroform or trichloromethane 50
Chloromethane or methyl chloride 300
Methylene chloride or dichloromethane 50
Vinyl chloride 60
1,2-Dibromo-3-chloropropane 150
1,1-Dichloroethane 50
1,1-Dichloroethylene 50
1,2-Dichloroethylene (cis and trans) 50
1,2-Dichloroethane 50
1,2-Dichloropropane 50
1,3-Dichloropropylene (cis and trans) 50
Dichlorodifluoromethane 72
Hexachlorobutadiene 56
Hexachloroethane 300
Pentachloroethane 60
1,1,1,2-Tetrachloroethane 60
1,1,2,2-Tetrachloroethane 50
Tetrachloroethylene or perchloroethylene 50
Carbon tetrachloride 50
1,1,1-Trichloroethane 50
1,1,2-Trichloroethane 50
1,2,3-Trichloropropane 300
Trichloroethylene 50
Trichlorofluoromethane 300
Non-chlorinated phenolic compounds
2,4-Dimethylphenol 140
m-Cresol 56
o-Cresol 56
p-Cresol 56
o-Nitrophenol or 2-Nitrophenol 130
p-Nitrophenol or 4-Nitrophenol 290
Phenol 62
Chlorinated phenolic compounds
2-Chlorophenol 57
3-Chlorophenol 57
4-Chlorophenol 57
2,3-Dichlorophenol 140
2,4-Dichlorophenol 140
2,5-Dichlorophenol 140
2,6-Dichlorophenol 140
3,4-Dichlorophenol 140
3,5-Dichlorophenol 140
p-Chloro-m-cresol 140
Pentachlorophenol 74
2,3,4,5-Tetrachlorophenol 74
2,3,4,6-Tetrachlorophenol 74
2,3,5,6-Tetrachlorophenol 74
2,3,4-Trichlorophenol 74
2,3,5-Trichlorophenol 74
2,3,6-Trichlorophenol 74
2,4,5-Trichlorophenol 74
2,4,6-Trichlorophenol 74
3,4,5-Trichlorophenol 74
Polycyclic aromatic hydrocarbons
Acenapthene 100
Acenaphtylene 100
Anthracene 100
Benzo(b+j+k)fluoranthene 136
Benzo(a)anthracene 34
Benzo(a)pyrene 34
Benzo(c)phenanthrene 56
Benzo(g,h,i)perylene 18
2-Chloronaphtalene 56
Chrysene 34
Dibenzo(a,h)anthracene 82
Dibenzo(a,h)pyrene 34
Dibenzo(a,i)pyrene 34
Dibenzo(a,l)pyrene 34
7,12-Dimethylbenzo(a)anthracene 34
Fluoranthene 100
Fluorene 100
Indeno(1,2,3-cd)pyrene 34
Methylnaphtalenes (each) 56
3-Methylcholanthrene 150
Naphtalene 56
Phenanthrene 56
Pyrene 100
Non-chlorinated benzene compounds
2,6-Dinitrotoluene 280
2,4,6-Trinitrotoluene or TNT 280
Chlorobenzenes
Benzal chloride or dichloromethylbenzene 60
Hexachlorobenzene 100
4,4-Methylene bis(2-chloro-aniline) 300
p-Chloroaniline or chloroaminobenzene 160
Pentachlorobenzene 100
Pentachloronitrobenzene 48
1,2,3,4-Tetrachlorobenzene 140
1,2,3,5-Tetrachlorobenzene 140
1,2,4,5-Tetrachlorobenzene 140
1,2,3-Trichlorobenzene 190
1,2,4-Trichlorobenzene 190
1,3,5-Trichlorobenzene 190
Polychlorinated biphenyls
PCBs (summation of the congeners) 50
Chlorinated pesticides
2,4,5-T 79
2,4-D 100
Aldrin 0.66
alpha-BHC or hexachlorocyclohexane 0.66
beta-BHC or hexachlorocyclohexane 0.66
delta-BHC or hexachlorocyclohexane 0.66
gamma-BHC or lindane, hexachlorocyclohexane 0.66
Barban 14
Chlordane (alpha and gamma) 2.6
Dieldrin 1.3
Endosulfan I 0.66
Endosulfan II 1.3
Endosulfan sulfate 1.3
Endrin 1.3
Endrin aldehyde 1.3
Heptachlor epoxide 0.66
Heptachlor 0.66
Formetanate hydrochloride 14
Isodrin 0.66
Kepone 1.3
Methoxychlor 1.8
o,p’-DDD 0.87
p,p’-DDD 0.87
o,p’-DDE 0.87
p,p’-DDE 0.87
o,p’-DDT 0.87
p,p’-DDT 0.87
Pronamide 15
Silvex or fenoprop 79
Thiodicarb 14
Toxaphene 26
Triallate 14
Non-chlorinated pesticides
Aldicarb sulfone (summation
of Aldicarb, Aldicarb sulfone
and Aldicarb sulfoxide) 2.8
Bendiocarb 14
Bendiocarb phenol 14
Benomyl 14
Butylate 14
Carbaryl 1.4
Carbendazim 14
Carbofuran 1.4
Carbofuran phenol 14
Carbosulfane 14
Dimetilan 14
Dinoseb 25
Disulfoton 62
Dithiocarbamates (total) 280
EPTC 14
Famphur 150
Formparanate 14
Isolan 14
m-cumenyl methylcarbamate 14
Methiocarb 14
Methomyl 1.4
Metolcarb 14
Mexacarbate 14
Molinate 14
Oxamyl 2.8
Parathion 46
Methyl parathion 46
Pebulate 14
Phorate 46
Promecarb 14
Propham 14
Propoxur 14
Prosulfocarb 14
Tebuthiuron 3 600
Thiophanate-methyl 14
Tirpate 2.8
Vernolate 14
A2213 or oxamyl oxime 14
Other organic substances
Acrylonitrile 840
Diethyl phtalate 280
Dimethyl phtalate 280
Di-n-butyl phtalate 70 000
Di-n-octyl phtalate 280
Ethylene glycol 411
Formaldehyde 125
Hexachlorocyclopentadiene 24
Hexachloropropylene 300
Phtalates (each, except other
listed phtalates) 60
1,1,2-Trichloro-1,2,2-trifluoroethane 300
bis(2-chloroethyl)ether 60
bis(2-chloroethoxy)methane 72
bis(2-chloroisopropyl)ether 72
Butyl benzyl phtalate 280
Petroleum products
Petroleum hydrocarbons C10 to C50 10 000
Chlorinated dioxins and furans
Summation as toxic equivalents in
accordance with the following table 0.005
INTERNATIONAL TOXICITY EQUIVALENCY
FACTORS FOR SPECIFIC
PCDD (POLYCHLORODIBENZO-P-DIOXINS) AND
PCDF (POLYCHLORODIBENZOFURANS) CONGENERS
(NATO, 1988)
CONGENERS TOXICITY EQUIVALENCY FACTORS
2,3,7,8-T4CDD 1
1,2,3,7,8-P5CDD 0.5
1,2,3,4,7,8-H6CDD 0.1
1,2,3,6,7,8-H6CDD 0.1
1,2,3,7,8,9-H6CDD 0.1
1,2,3,4,6,7,8-H7CDD 0.01
OCDD 0.001
2,3,7,8-T4CDF 0.1
2,3,4,7,8-P5CDF 0.5
1,2,3,7,8-P5CDF 0.05
1,2,3,4,7,8-H6CDF 0.1
1,2,3,7,8,9-H6CDF 0.1
1,2,3,6,7,8-H6CDF 0.1
2,3,4,6,7,8-H6CDF 0.1
1,2,3,4,6,7,8-H7CDF 0.01
1,2,3,4,7,8,9-H7CDF 0.01
OCDF 0.001