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9.75 0.1M CTAB
0.6 mL 0.01 M NaBH4

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growth solution:

40 mL 0.1 M CTAB
2.0 mL 0.01 M HAuCl4
0.4 mL 0.01 M AgNOs
0.8 mL HCl
0.32 mL 0.1M AA

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