2,3',4,4'-??????????
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2,3',4,4'-?????????? ??
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2,3',4,4'-?????????? C??? ??, ??, ??
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2,3'',4,4''-Tetrachlorobiphenyl is a polychlorinated biphenyl (PCB) congeners.2,3',4,4'-?????????? ?? ?? ? ???
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2,3',4,4'-?????????? ?? ??
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| Aladdin Scientific | +1-+1(833)-552-7181 |
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3001267247@qq.com | China | 9974 | 58 |
2,3',4,4'-?????????? ?? ??:
2,2',4,4',5,5'-?????-1,1'-???? 2,2',3,3',4,4',5-????????? 2,2',3,4,4',5,5'-?????-1,1'-???? 2,2',3,4,4',5-????????? 2,2',3,4,4',5'-?????-1,1'-???? 2,3,4,4'-?????????? 2,2',3,5'-?????????? 2,2',3,4'-??? ?????? 2,2',4,5'-?????????? 2,3',4',5-?????????? 3,3',4,4'-??????-1,1'-???? 2,2',5,5'-??????-1,1'-????
2,2',5,6'-TETRACHLOROBIPHENYL
2,2',3,3',4,4'-HEXACHLOROBIPHENYL
2,3,3',4,4',5-HEXACHLOROBIPHENYL
2,3,3',4,4',5,5'-HEPTACHLOROBIPHENYL
2,2',3,4,4',5,6-HEPTACHLOROBIPHENYL
2,3,4',5-TETRACHLOROBIPHENYL