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NaBH4  +  2H2PtCl6 + 3H2O  2Pt  +  NaCl  + B(OH)3 + 11HCl

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NaBH4  +  2H2PtCl6 + 12NaOH  2Pt  +  12NaCl  + NaB(OH)4 + 8H2O
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