Find Phone number, Location Address and all other information of Dow Lab Gulshan-e- Maymar Karachi Collection Centre on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number 021-36832624-25, or you can visit their location in person, address location is: Gulshan-e- Maymar Dow Lab collection center Plot # A-01, Sector -Z- Gulhan e Maymar.