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| | (3R,4S)-Tetrahydrofuran-3,4-diamine dihydrochloride | CAS #:1033712-94-5 | | | Bejing famous pharmaceutical technology co., ltd | Tel:0086-19102262993;18633730803 More |
| | (3R,4S)-Tetrahydrofuran-3,4-diamine dihydrochloride | CAS #:137277-16-8 | | | Suzhou rovathin foreign trade co.,ltd. | Tel:86-512-65816829 18662214788 More |
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