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PFS StandardBlack Adder VenomItem 2

Alchemical Consumable Injury Poison 
Source GM Core pg. 248
Price 6 gp
Usage held in 2 hands; Bulk L
Activate [two-actions] (manipulate)
Adder venom is a simple but effective way to enhance a weapon.
Saving Throw DC 18 Fortitude; Maximum Duration 3 rounds; Stage 1 1d4 poison damage (1 round); Stage 2 1d6 poison damage (1 round); Stage 3 1d8 poison damage (1 round)