Pharmaceutical IntermediateChina Supply Good Quality Ethylmagnesium Bromide (3.0M ether) with CAS 925-90-6, Find details about China Ethylmagnesium Bromide (3.0M ether) , CAS 925-90-6 from Supply Good Quality Ethylmagnesium Bromide (3.0M ether) with CAS 925-90-6