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Yantai Hengyuan Bioengineering Co., Ltd??? ?? ??? ?????.
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Yantai Hengyuan Bioengineering Co., Ltd
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0535-8635386 8635456
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admin@hybioengineering.com
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China
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www.approvedhomemanagement.com/ShowSupplierProductsList4755/0.htm
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L-Aspartic acid
L-????? ?
56-84-8
C4H7NO4
L-Alanine
L-???
56-41-7
C3H7NO2
Fumaric acid
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110-17-8
C4H4O4
1
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