Substances Prohibited to be Procured
These refer to a group of substances that are prohibited to be used under any international treaty or
domestic law. The Teijin Group will not procure such chemicals in order to support its businessactivities. Furthermore, we require suppliers to verify that no prohibited substances are contained in
the materials they supply.
ＮｏＣＡＳ Ｎｏ

Substance Name (English)

1

Ｐolychlorobiphenyl (mixture)2

Polychloronaphthalene (Cl>=3)(including isomers)

3

118-74-1

4309-00-2

560-57-1

672-20-8

750-29-3

Hexachloroｂenzene
1,2,3,4,10,10-hexachloro-1,4,4 a,5,8,8a-hexahydro-exo 1,4-endo 5,8dimethanonaphthalene
1,2,3,4,10,10-hexachloro-6,7 - Epoxy-1,4,4 a,5,6,7,8,8a-octahydro-exo 1,4endo 5,8-dimethanonaphthalene
1,2,3,4,10,10-hexachloro-6,7 - Epoxy-1,4,4 a,5,6,7,8,8a-octahydro-endo 1,4endo 5,8-dimethanonaphthalene
1,1,1-trichloro-2,2-bis(4-chlorophenyl) ethane

12789-03-6
3734-48-3
5103-71-9
85103-74-2
5566-34-7
57-74-9

1,2,3,4,10,10-hexachloro-6,7 - Epoxy-1,4,4 a,5,6,7,8,8a-octahydro-endo 1,4endo 5,8-dimethanonaphthalene 1,1,1-trichloro-2,2-bis(4-chlorophenyl) ethane
1,2,4,5,6,7,8,8 - Octachloro-2,3,3 a,4,7,7a-hexahydro-4,7-methano-1H-indene,
1,4,5,6,7,8,8 - Heptachloro-3a,4,7,7a-tetrahydro-4,7-methano-1H-indene andmixtures of these analogous compounds

76-44-8
956-35-9bis(tributyltin) oxide
Bis-n-tributyl tin oxide1015017-02-4

N,N'-ditolyl-p-phenylenediamine, N-tolyl-N'-xylyl-p-phenylenediamine and N,N'dixylyl-p-phenylenediamine

11732-26-3

2,4,6-Tri-tert-butylphenol

128001-35-2

Polychloro-2,2-dimethyl- 3-methylidenebicyclo[2.2.1] heptane

132385-85-5

Dodecachloropentacyclo[5.3.0.0 (2, 6).0 (3, 9).0 (4, 8)] decane

14115-32-2

2,2,2-trichloro-1,1-bis(4-chlorophenyl)ethanol

1587-68-3

Hexachlorobuta-1,3-diene

163846-71-7

2-(2H-1, 2, 3-benzotriazol 2-yl)-4, 6-di-tert-butyl phenol

17

Polychlorinated dibenzo-p-dioxins

18

Polychlorinated dibenzofurans

19

Yellow phosphorus matches

20531-85-1

21531-86-2Benzidine and its salts

2292-87-5

benzidine2392－67－1

4-aminodiphenyl and its salts

2412172-73-5

Amosite25

12001-28-4

Crocidolite

2692-93-3

4-nitrodiphenyl and its salts

27542-88-1

Bis(chloromethyl) ether

28

91-59-8β-naphthylamine and its salts
Asbestos and materials containing asbestos in excess of 0.1% of the weight of
the relevant product2930
1763-23-1
307-35-7
2795-39-3
29457-72-5
29081-56-970225-14-8
56773-42-3
251099-16-8

Rubber cements containing benzene whose capacity exceeds 5% of the solvents(including diluents) of the relevant rubber cement
Perfluoro(octane-1-sulfonic acid) and its salt forms

32307-35-7

a For example: potassium(CAS no. 2795-39-3);lithium perfluorooctane
sulfonate (CAS no. 29457-72-5);
ammonium perfluorosulfonate (CAS no. 29081-56-9); diethanolammonium
perfluorooctane sulfonate(CAS no. 70225-14-8);tetraethylammonium perfluorooctane sulfonate(CAS no.
56773-42-3);
didecyldimethylammonium perfluorooctane sulfonate (CAS no.251099-16-8)
Perfluoro(octane-1-sulfonyl)= fluoride

33608-93-5

Pentachlorobenzene

33319-84-6

Alpha-hexachlorocyclohexane34319-85-7

Beta-hexachlorocyclohexane

35

58-89-9

Lindane(gamma--hexachlorocyclohexane)36

143-50-0

Chlodecone

3736355-01-8

Hexabromobiphenyl

38

40088-47-9

Tetrabromodiphenyl ether

3932534-81-968631-49-2
207122-15-4
446255-22-7
207122-16-5

Pentabromodiphenyl ether

3140
41

Hexabromodiphenyl ether
Heptabromodiphenyl ether

42

115-29-7

6,7,8,9,10,10-Hexachloro-1,5,5a,6,9,9a-hexahydro- 6,9-methano-2,4,3benzodioxathiepine-3-oxide

433194-55-6

Hexabromocyclododecane

4487-86-5

Pentachlorophenol

4587-68-3

Hexachlorobutadiene

46 18993-26-5,etc. Chlorinated paraffin471163-19-5

Decabromo-1,1'-oxybis(benzene)(* the Law Concerning the Evaluation of Chemical Substances and Regulation of Their Manufacture, etc.)