Yes, PACHOULIS is a Scrabble word!

Letter values in Scrabble US: P 3, A 1, C 3, H 4, O 1, U 1, L 1, I 1, S 1.

Is it a valid word?

PACHOULIS is a valid word in the official Scrabble dictionary (US), the UK Scrabble Dictionary and Words with Friends (ENABLE).

small East Indian shrubby mint; fragrant oil from its leaves is used in perfumes
a heavy perfume made from the patchouli plant

Also: pogostemon cablin.