Just make sure it's rosin core solder, 63/37 or standard 60/40 for electronics. You don't want acid flux core solder used for plumbing.I ALREADY HAVE A SOLDERING IRON I GOT AT RADIO SHACK, I GOT A NEW TIP FOR IT SO IT'LL HAVE TO DO. I'LL TRY TO FIND GOOD SOLDER AT WALMART OR HARBOR FREIGHT.
Best bet is just go back too the Shack.Just make sure it's rosin core solder, 63/37 or standard 60/40 for electronics. You don't want acid flux core solder used for plumbing.