FOB Price
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Minimum Order
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Prix de commande minimale:
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Commande minimale:
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Personne àcontacter Mr. li
No 38 nongye road, Zhengzhou, Henan
Item
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Standard Instruction
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CuSO4·5H2O≥
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*8%
|
Cu≥
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*5.*6%
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Water-insoluble≤
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0.2%
|
Pb≤
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*0
PPm
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As≤
|
4
PPm
|