硫酸 りゅうさんナトリウムでしょう
ryūsannatoriumudeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 硫酸ナトリウム

1. Sodium sulfate, probably.; It will likely be sodium sulfate.

Polite
Presumptive
Conjecture
Chemistry