4 - ??????????? (PBA)
??????/colorle | ???? ???? ???? ????? ?? ??? ?????? |
???? | ≥98 ? |
???? ???????? | |
???? ??????? | 261 ℃ |
???? ???????? | N20/D 1.535 |
????? | 0.945g/ml ?? 25 ???? ????? |
- ????:
- ??????:
??????/colorle | ???? ???? ???? ????? ?? ??? ?????? |
???? | ≥98 ? |
???? ???????? | |
???? ??????? | 261 ℃ |
???? ???????? | N20/D 1.535 |
????? | 0.945g/ml ?? 25 ???? ????? |