1st

PFS StandardAcidic Burst  [two-actions] Spell 1

Acid Concentrate Manipulate 
Source Divine Mysteries pg. 256
Area 5-foot emanation
Defense basic reflex
You create a shell of acid around yourself that immediately bursts outward, dealing 2d6 acid damage to each creature in the area with a basic Reflex save.
Heightened (+1) The damage increases by 2d6.

Cantrips

PFS StandardAcid Splash  [two-actions] Cantrip 1

Legacy Content

Acid Attack Cantrip Evocation 
Source Core Rulebook pg. 316
Cast [two-actions] somatic, verbal
Range 30 feet; Targets 1 creature
You splash a glob of acid that splatters your target and nearby creatures. Make a spell attack. If you hit, you deal 1d6 acid damage plus 1 splash acid damage. On a critical success, the target also takes 1 persistent acid damage.
Heightened (3rd) The initial damage increases to 2d6, and the persistent damage increases to 2.
Heightened (5th) The initial damage increases to 3d6, the persistent damage increases to 3, and the splash damage increases to 2.
Heightened (7th) The initial damage increases to 4d6, the persistent damage increases to 4, and the splash damage increases to 3.
Heightened (9th) The initial damage increases to 5d6, the persistent damage increases to 5, and the splash damage increases to 4.