QuickAlloy Flux No Clean Flux Tacky 10cc ml Syringe with Nozzle Made in USA 200C ~400C active temperature High Quality No Clean Flux in 10 cc / ml . Syringe with Nozzle This premium flux is also compatible with Lead Free / silver based solder which required Higher Temperature resistance, have excellent wettability at High Temperatures. Non-corrosive, non conductive, no clean Tacky paste flux will not run all over PCB when applied Recommended to use with the SMT Desoldering Alloy