F******k 发帖数: 7375 | | x****u 发帖数: 12955 | 2 No. Your CaCO3 average just 16 ppm. Anything under 60 is soft water.
In comparison, my city's water is 20-23 grains, translate to around 400 ppm. | F******k 发帖数: 7375 | 3 Got it! Thank you very much!
ppm.
【在 x****u 的大作中提到】![](/moin_static193/solenoid/img/up.png) : No. Your CaCO3 average just 16 ppm. Anything under 60 is soft water. : In comparison, my city's water is 20-23 grains, translate to around 400 ppm.
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