01 Kounga teitei 99% Polyethylene glycol dimethyl ether(NHD-250,NHD-500) cas 24991-55-7
Ingoa Hua: Polyethylene glycol dimethyl ether(NHD-250,NHD-500) Momo: NHD-250, NHD-500 CAS: 24991-55-7 MF: CH3O(CH2CH2O)nCH3, n=3-8 NHD-250; CH3O( CH2 CH2O)nCH3, n=9-12 NHD-500 Kōeke : 99%min