38 lbs of high boiling point by products are also produced about 400 lbs antimony pentachloride catalyst was charged into a 50 gallon reactor about 80 lbs of anhydrous hf was added to the reactor the reactor temperature was raised to about 95 u00b0 c hcl was vented out of the reactor about 605 lbs day of hcc 240fa 280 lbs day of fresh hf 684 lbs day of recycled recovered hf and 20 lbs day of chlorine were fed to the reactor continuously the hf to hcc 240fa ratio was about 17 1 chlorine was used to keep catalyst active the reactor pressure was maintained at about 150 psig about 340 lbs of hfc 245fa 99 9 purity was produced about 36 4 lbs of high boiling point by products were also produced about 400 lbs antimony pentachloride catalyst was charged to a 50 gal reactor about 80 lbs of anhydrous hf was added to the reactor the reactor temperature was raised to about 95 u00b0 c hcl was vented out of the reactor about 605 lbs day hcc 240fa 280 lbs day of fresh hf 1128 lbs day of recycled recovered hf and 20 lbs day chlorine were fed to the reactor continuously the hf to hcc 240fa ratio was about 25 1 chlorine was used to keep catalyst active the reactor pressure was maintained at about 150 psig about 345 lbs of hfc 245fa 99 9 purity was.