| REACH SVHCs Increased to 73 |
| Serial number | substance | EC No. | CAS No. | application |
| 2008.10.28 The first batch of 15 substances of very high concern |
| 1 | 二水(合)重鉻酸鈉 | 234-190-3 | 7789-12-0 | It is used for tanning leather, electroplating, chromium pigment production, match manufacturing, and as a dye and oxidizing agent. |
| Sodium dichromate | (7789-12-0 and 10588-01-9) | 10588-01-9 |
| 2 | Xylene musk | 201-329-4 | 81-15-2 | Fixatives for cosmetic fragrances and soap fragrances |
| 5-tert-butyl-2,4,6-trinitro-m-xylen (musk xylene) |
| 3 | 4,4\’-二氨基二苯基甲烷 | 202-974-4 | 101-77-9 | hardener |
| 4,4\’-Diaminodiphenylmethane (MDA) |
| 4 | 三乙基砷酸酯 | 427-700-2 | 15606-95-8 | Wood preservatives |
| Triethyl arsenate |
| 5 | 鄰苯二甲酸二丁酯 | 201-557-4 | 84-74-2 | Common plasticizers for plastics, synthetic rubber, artificial leather, etc. |
| Dibutyl phthalate (DBP) |
| 6 | 三丁基氧化錫 | 200-268-0 | 56-35-9 | Used as a protective agent in industries such as timber, papermaking, textiles, and painting. |
| Bis(tributyltin)oxide (TBTO) |
| 7 | 三氧化二砷 | 215-481-4 | 1327-53-3 | Arsenic trioxide (arsenic), used to refine metallic arsenic, manufacture arsenic alloys, and prepare semiconductors. |
| Diarsenic trioxide |
| 8 | 蒽 | 204-371-1 | 120-12-7 | Used in the manufacture of dyes |
| Anthracene |
| 9 | C10-13短鏈氯化石蠟 | 287-476-5 | 85535-84-8 | Mainly used as a flame retardant |
| Alkanes,C10-13,chloro (Short Chain Chlorinated Paraffins) |
| 10 | 砷酸氫鉛 | 232-064-2 | 7784-40-9 | Insecticide |
| Lead hydrogen arsenate |
| 11 | 鄰苯二甲酸丁芐酯 | 201-622-7 | 85-68-7 | Mainly used as a plasticizer |
| Benzyl butyl phthalate (BBP) |
| 12 | 六溴環十二烷及其非對映異構體 | 247-148-4 and | 25637-99-4 | Used as an additive flame retardant in polystyrene (PS) foam and polypropylene. |
| Hexabromocyclododecane (HBCDD) and all major diastereoisomers identified | 221-695-9 | 3194-55-6 |
| α–HBCDD, | | (134237-50-6) |
| β-HBCDD, | | (134237-51-7) |
| γ-HBCDD | | (134237-52-8) |
| 13 | 五氧化二砷 | 215-116-9 | 1303-28-2 | Metal welding flux, non-ferrous metal glass, dyes, and also used in printing. |
| Diarsenic pentaoxide |
| 14 | 鄰苯二甲酸二(2-乙基已醇)酯 | 204-211-0 | 117-81-7 | Common plasticizers for PVC and other plastics, synthetic rubber, and artificial leather |
| Bis(2-ethyl(hexyl)phthalate |
| (DEHP) |
| 15 | 氯化鈷 | 231-589-4 | 7646-79-9 | Hygroscopic indicators, colorants for glass and ceramics, paint drying agents, and cobalt catalysts. |
| Cobalt dichloride |
| 2010.1.13 The second batch of 15 substances of very high concern |
| 16 | 硫酸鉛鉻鉬紅 (C.I. 顏料紅104) | 235-759-9 | 12656-85-8 | As a coloring agent, paint, and coating agent for industries such as rubber and plastics, dyes, coatings, and polishing. |
| Lead chromate molybdate sulfatered |
| (C.I. Pigment Red 104) |
| 17 | 鉻酸鉛 | 231-846-0 | 7758-97-6 | Used for the production of pigments and dyes. |
| Lead chromate |
| 18 | 蒽油，含蒽量少 | 292-604-8 | 90640-82-7 | This substance is primarily used in the manufacture of other chemicals such as onions and carbon black. It can also be used as a reducing agent in blast furnaces or as a component of heavy oil. |
| Anthracene oil, anthracene-low |
| 19 | 蒽油，蒽糊，蒽餾分 | 295-275-9 | 91995-15-2 |
| Anthracene oil, anthracene paste, anthracene fraction |
| 20 | 蒽油 | 292-602-7 | 90640-80-5 |
| Anthracene oil |
| 21 | 蒽油，蒽糊，輕油 | 295-278-5 | 91995-17-4 |
| Anthracene oil, anthracene paste, distn. lights |
| 22 | 蒽油，蒽糊 | 292-603-2 | 90640-81-6 |
| Anthracene oil, anthracene paste |
| 23 | 2,4-二硝基甲苯 | 204-450-0 | 121-14-2 | It is used in the production of toluene diisocyanate, which is used in the manufacture of PU foam. It is also used as a gelling agent in the manufacture of explosive mixtures (e.g., automotive airbags). |
| 2,4-Dinitrotoluene |
| 24 | 磷酸三(2-氯乙基)酯 | 204-118-5 | 115-96-8 | Primarily used as a flame-retardant plasticizer, it is widely applied in the furniture, textile, and construction industries. |
| Tris(2-chloroethyl)phosphate |
| 25 | 矽酸鋁，耐火陶瓷纖維 | – | Extracted from index no. : | Refractory ceramic fibers are mostly used as high-temperature insulation materials and are widely used in industrial and fireproof applications. |
| Aluminosilicate, Refratory Ceramic Fibres | 650-017-00-8 |
| 26 | 氧化鋯矽酸鋁，耐火陶瓷纖維 | – | Extracted from index no. : |
| Zirconia Aluminosilicate, Refractory Ceramic Fibres | 650-017-00-8 |
| 27 | 高溫煤瀝青 | 266-028-2 | 65996-93-2 | It is primarily used in industrial applications such as the production of electrodes. A small amount is used for special purposes such as rust prevention, road paving, the manufacture of other chemical substances, and clay production. |
| Pitch, coal tar, high temp. |
| 28 | C.I.顏料黃34 | 215-693-7 | 1344-37-2 | As a coloring agent, paint, and coating agent for industries such as rubber and plastics, dyes, coatings, and polishing. |
| Lead sulfochromate yellow |
| (C.I. Pigment Yellow 34) |
| 29 | 鄰苯二甲酸二異丁酯 | 201-553-2 | 84-69-5 | Used as a plasticizer for plastics. |
| Diisobutyl phthalate |
| 30 | 丙烯醯胺 | 201-173-7 | 79-06-1 | It is mainly used to polymerize polyacrylamide (PAM), which is used in wastewater treatment and the paper industry. |
| Acrylamide |
| 2010.6.18 The third batch of 8 substances of very high concern |
| 31 | 無水四硼酸鈉 | 215-540-4 | 1330-43-4 / 12179-04-3 / 1303-96-4 | It includes multiple applications, such as in glass, fiberglass, ceramics, detergents, personal care products, industrial solvents, metallurgical adhesives, fire retardants, pesticides, and fertilizers. |
| Disodium tetraborate, anhydrous |
| 32 | Sodium borate hydrate | 235-541-3 | 12267-73-1 | It includes multiple applications, such as in glass, fiberglass, ceramics, detergents, personal care products, industrial solvents, metallurgical adhesives, fire retardants, pesticides, and fertilizers. |
| Tetraboron disodium heptaoxide, hydrate |
| 33 | Potassium dichromate | 231-906-6 | 7778-50-9 | Metal surface electroplating, leather making, textile manufacturing, photolithography, wood treatment, cooling system preservatives |
| Potassium dichromate |
| 34 | Ammonium dichromate | 232-143-1 | 7789/9/5 | Oxidizing agents, leather making, textiles, metal processing |
| Ammonium dichromate |
| 35 | trichloroethylene | 201-167-4 | 79-01-6 | Metal cleaners, adhesives, organochlorine compounds, chlorine intermediates |
| Trichloroethylene |
| 36 | Sodium chromate | 231-889-5 | 7775/11/3 | The manufacture of other chromium compounds using laboratory analytical reagents |
| Sodium chromate |
| 37 | Potassium chromate | 232-140-5 | 7789-00-6 | Metal surface treatment; chemical and reagent manufacturing; textile manufacturing; ceramic coloring; leather tanning and care; manufacturing of pigments and inks. |
| Potassium chromate |
| 38 | boric acid | 233-139-2 / 234-343-4 | 10043-35-3 / 11113-50-1 | This includes multi-purpose uses, such as pesticides, preservatives, personal care products, food additives, glass, ceramics, rubber, fertilizers, fire retardants, coatings, industrial solvents, brake fluids, solders, and developers. |
| Boric acid |
| 2010.12.15 The fourth batch of 8 substances of very high concern |
| 39 | 三氧化鉻 | 215-607-8 | 1333-82-0 | Stabilizer used in metal processing and wood preservatives. |
| Chromium trioxide |
| 40 | 碳酸鈷（二價） | 208-169-4 | 513-79-1 | Ceramic and glass pigments, feed trace element additives, trace element fertilizers |
| Cobalt(II) carbonate |
| 41 | 醋酸鈷（二價） | 200-755-8 | 71-48-7 | Used in surface treatment, alloys, pigments, dyes, and feed additives. |
| Cobalt(II) diacetate |
| 42 | 乙二醇單甲醚 | 203-713-7 | 109-86-4 | It is used as a coating solvent, penetrant, leveling agent, and intermediate in organic synthesis, and also as a fuel additive. |
| 2-Methoxyethanol |
| 43 | 鉻酸及其低聚物產生的酸類 | 231-801-5
236-881-5 | 7738-94-5
13530-68-2 | When chromium trioxide dissolves in water, it produces chromic acid and dichromic acid. Since chromium trioxide is mostly an aqueous solution, chromic acid and dichromic acid have the same uses as chromium trioxide. |
| Acids generated from chromium trioxide and their oligomers |
| 鉻酸 |
| Chromic acid |
| 重鉻酸 |
| Dichromic acid |
| 鉻酸和重鉻酸的低聚物 |
| Oligomers of chromic acid and dichromic acid |
| 44 | 硝酸鈷（二價） | 233-402-1 | 10141-05-6 | Used in surface treatment, batteries, ceramic pigments, and catalysts. |
| Cobalt(II) dinitrate |
| 45 | 硫酸鈷（二價） | 233-334-2 | 10124-43-3 | It is used in the manufacture of ceramic glazes, paint drying agents, and cobalt plating, etc. It can also be used as a feed additive and an alkaline battery additive. |
| Cobalt(II) sulphate |
| 46 | 乙二醇單乙醚 | 203-804-1 | 110-80-5 | It is commonly used as a solvent, a colorant in the leather industry, a raw material for formulating paint thinners and paint removers in the coatings industry, a dyeing agent for fibers in the textile industry, and in organic chemicals for manufacturing acetates and emulsion stabilizers. |
| 2-Ethoxyethanol |
| 2011.6.20 第五批7項高關注物質清單 |
| 47 | 1,2,3-三氯丙烷 | 202-486-1 | 96-18-4 | Used in degreasing solvents, detergents, paint thinners, pesticides, resins, and adhesives. |
| 1,2,3-Trichloropropane |
| 48 | 鄰苯二甲酸二(C7-11支鏈與直鏈)烷基酯 | 271-084-6 | 68515-42-4 | Plasticizers and adhesives used in polyvinyl chloride (PVC) plastics and cables. |
| 1,2-Benzenedicarboxylic acid, di-C7-11-branched and linear alkyl esters |
| 49 | N-Methylpyrrolidone | 212-828-1 | 872-50-4 | Used for surface treatment of coatings, solvents, textiles and resins, and metal-faced plastics. |
| 1-Methyl-2-pyrrolidone |
| 50 | 肼 | 206-114-9 | 302-01-2 / | Rust inhibitors; raw materials used in the synthesis of pharmaceuticals, pesticides, paints, inks, organic dyes, etc., and monomers for polymer synthesis materials. |
| Hydrazine | 7803-57-8 |
| 51 | 鉻酸鍶 | 232-142-6 | 7789/6/2 | Used in paints, varnishes, and oil paints; anti-wear agents for metal surfaces or aluminum sheet coatings. |
| Strontium chromate |
| 52 | 乙二醇乙醚乙酸酯 | 203-839-2 | 111-15-9 | Used in paints, adhesives, glues, cosmetics, leather, wood dyes, semiconductors, photography, and photolithography processes. |
| 2-Ethoxyethyl acetate |
| 53 | 鄰苯二甲酸二(C6-8支鏈與直鏈)烷基酯，富C7 | 276-158-1 | 71888-89-6 | Used as a plasticizer, sealant, and printing ink for polyvinyl chloride (PVC). |
| 1,2-Benzenedicarboxylic acid, di-C6-8-branched alkyl esters, C7-rich |
| 2011.12.19 The sixth batch of 20 substances of very high concern |
| 54 | 氧化鋯矽酸, 耐火陶瓷纖維 | – | – | Ceramic/Plastic, Metal Raw Materials |
| Zirconia Aluminosilicate Refractory Ceramic Fibres |
| 55 | 砷酸鈣 | 231-904-5 | 7778-44-1 | Metal raw materials |
| Calcium arsenate |
| 56 | 二甘醇二甲醚 | 203-924-4 | 111-96-6 | Batteries, adhesives/sealants/coatings/water-based dyes, plastics/synthetic rubber |
| Bis(2-methoxyethyl) ether |
| 57 | 矽酸鋁, 耐火陶瓷纖維 | – | – | Ceramic/Plastic, Metal Raw Materials |
| Aluminosilicate Refractory Ceramic Fibres |
| 58 | 氫氧化鉻酸鋅鉀 | 234-329-8 | 11103-86-9 | Metal raw materials, sealant |
| Potassium hydroxyoctaoxodizincatedichromate |
| 59 | 苦味酸鉛Lead dipicrate | 229-335-2 | 6477-64-1 | Explosives |
| 60 | N,N-二甲基乙醯胺 | 204-826-4 | 127-19-5 | Plastics/Rubber/Coatings, Adhesives, Textiles |
| N,N-dimethylacetamide |
| 61 | 砷酸 | 231-901-9 | 7778-39-4 | Glass, wood, textiles, PCB |
| Arsenic acid |
| 62 | 鄰甲氧基苯胺 | 201-963-1 | 90-04-0 | It is mainly used in the production of tattoo dyes, as well as in the coloring process of paper, polymers and aluminum foil. |
| 2-Methoxyaniline; o-Anisidine |
| 63 | 砷酸鉛 | 222-979-5 | 3687-31-8 | Metal raw materials |
| Trilead diarsenate |
| 64 | 1,2-二氯乙烷 | 203-458-1 | 107-06-2 | Plastics, rubber/coatings, adhesives, leather/metal |
| 1,2-dichloroethane |
| 65 | C.I.顏料黃 36 | 256-418-0 | 49663-84-5 | Metal raw materials |
| Pentazinc chromate octahydroxide |
| 66 | 對特辛基苯酚 | 205-426-2 | 140-66-9 | Rubber/coatings, adhesives, plastics/rubber, textiles |
| 4-(1,1,3,3-tetramethylbutyl)phenol |
| 67 | 甲醛和苯胺聚合物 | 500-036-1 | 25214-70-4 | Plastic/Rubber |
| Formaldehyde, oligomeric reaction products with aniline |
| 68 | 鄰苯二甲酸二甲氧乙酯 | 204-212-6 | 117-82-8 | It was previously mainly used as a plasticizer in polymer materials, paints, varnishes and clear coats, including printing inks. |
| Bis(2-methoxyethyl) phthalate |
| 69 | 迭氮化鉛 | 236-542-1 | 13424-46-9 | Explosives |
| Lead diazide, Lead azide |
| 70 | 收斂酸鉛 | 239-290-0 | 15245-44-0 | Explosives |
| Lead styphnate |
| 71 | 4,4\’-二氨基-3,3\’-二氯二苯甲烷 | 202-918-9 | 101-14-4 | Plastics/rubber, wood |
| 2,2\’-dichloro-4,4\’-methylenedianiline |
| 72 | 酚酞 | 201-004-7 | 77-09-08 | Ink/Dye |
| Phenolphthalein |
| 73 | 鉻酸鉻 | 246-356-2 | 24613-89-6 | Textiles, metal raw materials |
| Dichromium tris(chromate) |
