塩化 えんかビニル樹脂 じゅしじゃなかったです
enkabinirujushijanakattadesu

Noun
Desu Copula

The polite, past negative form of 塩化ビニル樹脂

1. It wasn't polyvinyl chloride.; It wasn't PVC.

Past/Perfective
Negative
Polite
Casual Register