Sodium hydride (Oil dispersible sodium hydride)|Piperazine,anhydrous|N-Methylpiperazine|N-Ethylpiperazine|Sodium metal|1-(2-Hydroxyethyl)piperazine|2,2'-Hydrazodi-ethanol|N-Methyl--Shaoxing Xingxin Chemical Co., Ltd.

I D：

P W：

Sodium hydride

Piperazine

Piperazine,anhydrous

N-Methylpiperazine

N-Ethylpiperazine

Ethylenediamine

2,2'-Hydrazodi-ethanol

Sodium metal

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