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Zhengzhou Dongyao Nano Materials Co., Ltd.
11yrs
Henan, China
Main categories: Nano material,Lifepo4 battery,3D metal alloy powder,Multi-Walled Carbon Nano tubes,Nano copper powder

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certified
$48-50
Min. Order: 8 pieces
1989 sold
$39-41
Min. Order: 8 pieces
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certified
$48-50
Min. Order: 8 pieces
1583 sold