ペルオキシダーゼじゃなかったです
peruokishidāzejanakattadesu

Noun
Desu Copula

The polite, past negative form of ペルオキシダーゼ

1. Was not peroxidase.; Wasn't peroxidase.

Past/Perfective
Negative
Polite
Casual Register
Biochemistry