1pc 21cmx20cm HCP030N/HCP010 fuel cell anode and cathode conductive carbon paper/hydrophilic/hydrophobic

1pc 21cmx20cm HCP030N/HCP010 fuel cell anode and cathode conductive carbon paper/hydrophilic/hydrophobic
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sku: 1005007962487856
$20.53
Shipping from: China

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