Updated on 29 Dec 2017, 341 priority existing chemical substances (PECs) have finished LR election, of which 8 PECs newly completed the election process in December of 2017. The details of the substance are specified as below.
| CAS No. | Chemical Name | Election Date | LR’s Name |
| 10028-18-9 | Nickel difluoride | 5 Dec 2017 | 주식회사 두남케미칼 |
| 496-72-0 | Toluene-3,4-diamine | 22 Dec 2017 | 자이언트왁스 |
| 1163-19-5 | 1,1'-Oxybis[2,3,4,5,6-pentabromobenzene] | 켐링크 | |
| 2687-25-4 | 3-Methyl-1,2-benzenediamine; Toluene-2,3-diamine | 자이언트왁스 | |
| 2897-60-1 | [3-(2,3-Epoxypropoxy)propyl]diethoxymethylsilane | 율촌노테람 주식회사 | |
| 5873-54-1 | 2,4‘-Methylenediphenyl diisocyanate | 유한회사 듀라프로어드히시브즈 | |
| 7446-14-2 | Lead sulfate (PbSO4 ) | 강남제비스코 | |
| 32289-58-0 | Poly(iminocarbonimidoyliminocarbonimidoylimino-1,6-hexanediyl), hydrochloride | 켐토피아 |
In addition, one PEC that previously finished LR election was deleted this time since the elected LR has opted out. The details are specified as below.
| CAS No. | Chemical Name | Election Date | LR’s Name |
| 115-96-8 | Tri(2-chloroethyl)phosphate | 28 Jul 2016 | 주식회사 켐피아 |
The registration deadline for 510 PECs subject to K-REACH joint registration is 30 Jun 2018. So far 341 PECs (list accessible here) have finished their LR election.
