Serpent Fang Toxin is a Consumable(Coating). It can be applied to a weapon to give it special properties for ten turns or thrown as a Grenade to inflict its effects in an area.
From political assassinations to marital dysfunction, poison's got you covered.
Properties
Coatings
Single Use
Rarity: Uncommon
Weight: 0.2 kg / 0.4 lb
Price: 10 gp 
UID
CONS_Poison_Serpent_Venom
Effect
- Coat your active weapon with Serpent Venom Toxin.
Throw the poison.
Range: 18 m / 60 ft
Creates area: Serpent Venom.
- AoE: 1 m / 3 ft (Radius)
Duration: Permanent- Inflicts
- Duration: 1 turn
Constitution saving throw: DC 13 to negate
- Area can be used to dip weapons.
- Duration: Until Long rest
Condition: Coated in Serpent Venom Toxin
Duration: 10 turns
- Targets take 1d6
Poison damage at the end of their next turn, unless they succeed a DC 13 Constitution saving throw.
Condition: Serpent Fang Toxin
Duration: 1 turn
- Affected entity takes 1d6Poison damage at the end of its next turn.
Where to find
Can be crafted via the Alchemy system with Suspension of Snake Venom procured from Venomous Fangs and any Vitriol