Updated on 29 Sep 2017, 330 priority existing chemical substances (PECs) have finished LR election, of which 7 PECs newly completed the election process. The details of the 7 PECs are specified as below.
| CAS No. | Chemical Name | Election Date | LR‘s name |
| 10025-91-9 | Antimony trichloride | 11 Sep 2017 | 제일PLATEX산업 |
| 121-44-8 | N,N-Diethylethanamine | 12 Sep 2017 | 한국바스프 주식회사 |
| 105-67-9 | 2,4-Dimethylphenol ; 2,4-Xylenol | 21 Sep 2017 | 영화물산㈜ |
| 2437-29-8 | Bis[[4-[4-(dimethylamino)benzhydrylidene]cyclohexa-2,5-dien-1-ylidene]dimethylammonium] oxalate, dioxalate | 22 Sep 2017 | 주식회사 와이 알 |
| 4167-05-9 | p-tert-Butylbenzoic acid cadmium salt | 26 Sep 2017 | 송원산업(주) |
| 3026-22-0 | Benzoic acid cadmium salt | 송원산업(주) | |
| 68876-84-6 | Fatty acids, (C=8-18) and (C=18)-unsatd., cadmium salts | 송원산업(주) |
South Korea’s MoE designated 510 PECs subject to K-REACH joint registration in July 2015. The registration deadline is 30 Jun 2018. So far 330 PECs have finished their LR election (whole list accessible here). The last round of LR election has been reported by ChemLinked (CL news).
In addition, 20 LRs have submitted a joint submission (lead) dossier to the NIER, of which 10 have been approved and obtained a registration No. Subsequently, other member registrants of the same substance should individually submit their registration dossier.
Table 1. Current status of joint registration (Latest update on 29 Sep)
| Chemical name | CAS No. | Date of completion | |
| 1 | N-Phenyl-1-naphthalenamine | 90-30-2 | 17 Mar 2017 |
| 2 | 2-Propyn-1-ol ; Propargyl alcohol | 107-19-7 | 6 Feb 2017 |
| 3 | Phenol ; Hydroxybenzene | 108-95-2 | Under review |
| 4 | N'-(3,4-Dichlorophenyl)-N,N-dimethyl urea | 330-54-1 | 20 Sep 2017 |
| 5 | Triphenylphosphine | 603-35-0 | 7 Sep 2017 |
| 6 | 1,2-Oxathiolane, 2,2-dioxide; 1,3-Propanesultone | 1120-71-4 | Under review |
| 7 | 1,3,4,6,7,8-Hexahydro-4,6,6,7,8,8-hexamethylcyclopenta[g]-2-benzopyran | 1222-05-5 | 7 June 2017 |
| 8 | Diantimony trioxide | 1309-64-4 | Under review |
| 9 | Potassium hydroxide | 1310-58-3 | Under review |
| 10 | 2-Methyl-4-isothiazolin-3-one; 2-Methyl-2H-isothiazol-3-one | 2682-20-4 | 17 Aug 2017 |
| 11 | 2-n-Butyl-benzo[d]isothiazol-3-one | 4299-07-4 | 19 Jan 2017 |
| 12 | Hydroxylamine, hydrochloride | 5470-11-1 | Under review |
| 13 | Tin sulfate | 7488-55-3 | Under review |
| 14 | Hydrogen sulfide | 7783-06-4 | Under review |
| 15 | Hydrogen bromide | 10035-10-6 | 27 Dec 2016 |
| 16 | Trinickel disulfide | 12035-72-2 | Under review |
| 17 | 2-Octyl-3(2H)-isothiazolone | 26530-20-1 | Under review |
| 18 | 5-Chloro-2-methyl-3(2H)-isothiazolone, mixt. With 2-methyl-3(2H)-isothiazolone | 55965-84-9 | 9 Mar 2017 |
| 19 | Dicyclopentyldimethoxysilane | 126990-35-0 | 5 Jul 2017 |
| 20 | Diisopropyl xanthogen polysulphide | 137398-54-0 | Under review |
Source: official release


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