感光 かんこう乳剤 にゅうざいじゃなかったです
kankōni yūzaijanakattadesu

Noun
Desu Copula

The polite, past negative form of 感光乳剤

1. Wasn't photosensitive emulsion.; Wasn't light-sensitive emulsion.

Past/Perfective
Negative
Polite
Casual Register