N-甲基-N'-硝基-N-亚硝基胍(MNNG)

N-甲基-N'-硝基-N-亚硝基胍(MNNG)

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¥ 700.00 700.0 CNY ¥ 700.00

$ 700.00

Size
- 5g
- 25g + ¥ 2,100.00

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