Find Phone number, Location Address and all other information of Dow Lab Federal B Area Karachi Collection Centre on Branches.pk, Pakistan’s Largest Branches Directory. You can contact them directly on Phone number 021-36366811-12, or you can visit their location in person, address location is: Federal B Area Dow Lab collection center Plot No.H--2,I/B, Block 10 Shamim Apartment Federal B Area Karachi.