1,1'-Methylenebis(4-methylpiperazine)
CAS No. 18739-33-8
1,1'-Methylenebis(4-methylpiperazine); piperazine, 1,1'-methylenebis[4-methyl-
PEG-10 Tallate 61791-00-2
氢化牛脂基二乙醇胺
SBR dry 61789-96-6