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4-Ethyl-2,3-dioxo-piperazine
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4-Ethyl-2,3-dioxo-piperazine
59702-31-7
The important intermediate of piperacillin and cefoperazone and cefbuperazone
assay not less than99%
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Shanxi xintianyuan pharm.&chem.co.,ltd.
ÀüȹøÈ£
0086-358-3521715
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0086-358-3521713
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www.tychemical.com
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bianrn@yahoo.com.cn
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1KM far from from national road 307road ,Jiaoling road,Jiaocheng,Shanxi Prov.,P.R.China
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