| ITEM |
SPECIFICATIONS |
| APPEARANCE |
YELLOWISH CRYSTALLINE POWDER |
| IDENTIFICATION |
CONFORM TO STANDARD |
| MELTING POINT(B.P) |
60 ¡æ ~62 ¡æ |
| SOLUBILITY(IN NaOH) |
CLEAR AND PALE YELLOW |
| HEAVY METALS |
10PPM MAX |
| RESIDUE ON IGNITION |
0.10%MAX |
| LOSS ON DRYING |
0.50%MAX |
| ASSAY(ON DRIED BASE) (HPLC) |
99.00%MIN |
RELATED SUBSTANCE(HPLC) SINGLE IMPURITY |
0.20%MAX |
| 6,8-EPITRITHIOCTIC ACID |
0.50%MAX |
| TOTAL IMPURITIES |
1.00% |
RESIDUAL SOLVENTS(GC) TOLUENE |
5PPM MAX |
| 1,2-DICHLOROETHANE |
5PPM MAX |
| CYCLOHEXANE |
0.30% MAX |
|
