こう密度 みつどポリエチレンじゃありません
kō mitsudoporiechirenjārimasen

Noun
Desu Copula
Negation Auxiliary

The polite negative form of 高密度ポリエチレン

1. Not high-density polyethylene.; It is not high-density polyethylene.

Negative
Polite
Terminal Form
Chemistry