Weight: 1 lb.
Estimated Value (Sane Cost Guide): 3,200 gp
DMG Value: 251 gp - 2,500 gp
This clear, gelatinous oil sparkles with tiny, ultrathin silver shards. The oil can coat one slashing or piercing weapon or up to 5 pieces of slashing or piercing ammunition. Applying the oil takes 1 minute. For 1 hour, the coated item is magical and has a +3 bonus to attack and damage rolls.
Source: DMG p184