Recently, the Japanese Ministry of Health, Labour and Welfare issued two updated notifications, adding CAS numbers for 3 substances to the list of chemical substances announced before March 31, 2011. The number of substance groups remains unchanged (7,413).
The details of the newly added substances are as follows:
| CAS RN | MITI No. | Chemical Substances Name | |
| 1328 | 70624-18-9 | 7-2170 | Polycondensation products of 2,4-dichloro-6-(1,1,3,3-tetramethylbutylamino)-1,3,5-triazine / N,N'-bis(2,2,6,6-tetramethyl-4-piperidyl)hexamethylenediamine |
| 3221 | 26125-61-1 | 7-2384 | Polycondensation products of p-phenylenediamine / terephthaloyl dichloride (It is limited that a number-average molecular weight of the polymer is 1,000 or more and the polymer is insoluble in water, fat-soluble solvent, usual solvent, acid and alkali.) |
| 5216 |
125121-39-3 |
6-2534 |
Partial sodium salt of copolymer of acrylic acid with .alpha.-(3-methylbut-3-en-1-yl)-.omega.-hydroxypoly(n 5-150)(oxyethylene) (containing 1% or less of component having less than 1,000 of molecular weight) |
