Suntory Tennensui — Kita Alps (北アルプスの天然水)

Japan (Nagano) · Mineral · sold in Japan

What's in it

	Label
Hardness mg/L as CaCO₃	10

+ Add a measurement — members, on Tea Notes

Very soft.

Numbers: Brand label / published water-quality report (typical values). Labels change and springs differ — check your bottle.