硫酸 りゅうさん亜鉛 あえんでしょう
ryūsan'aendeshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of 硫酸亜鉛

1. Zinc sulfate, probably.; It will likely be zinc sulfate.

Polite
Presumptive
Conjecture