( ( A ( small ( reaction scale ) ) ) ( ( allows ( you ( to ( ( use ( ( a ( single batch ) ) ( of catalyst ) ) ) ( ( in order ) ( to ( minimize ( run-to-run variability ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (JJ small) (NN reaction) (NN scale)) (VP (VBZ allows) (S (NP (PRP you)) (VP (TO to) (VP (VB use) (NP (NP (DT a) (JJ single) (NN batch)) (PP (IN of) (NP (NN catalyst)))) (SBAR (IN in) (NN order) (S (VP (TO to) (VP (VB minimize) (NP (JJ run-to-run) (NN variability)))))))))) (. .)))
A small reaction scale allows you to use a single batch of catalyst in order to minimize run-to-run variability.
(ROOT (S (SBAR (IN If) (S (NP (DT a) (NN catalyst)) (VP (VBZ runs) (PRT (RP out))))) (, ,) (NP (DT the) (NN reaction)) (VP (VBZ slows)) (. .)))