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Laizhou City-tai Chemical Co.??? ?? ??? ?????.
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Laizhou City-tai Chemical Co.
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0535-2839222 013697628888
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sales@guangtaichem.com
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China
URL:
www.guangtaichem.com
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6
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C12H15N3O3
???????? ; 2,3,4,5,6-????????
C7H3Br5
1,1'-(???-1,2-???)??[???????]
C14H4Br10
C12H15Br6N3O3
4-???-2-?????
C6H4BrClO
1
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