Zhejiang Taizhou Zhonghai Pharm.&chem Co.,Ltd.
P-Nitrobenzyl bromide
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Sodium Cyanide
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Carbon tetrachloride
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Tetrachloromethane
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Dimethyl sulfate
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Methyl sulfate
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cuprous cyanide
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anhydrous alcohol
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Ethanol Absolute
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potassium cyanide
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