Topic: 請問開KZ既KH同鈣粉比重

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Posted by: windsurfer
Posted on: 2011-05-01 23:48

如果用KZ既KH同鈣粉開水當AB水咁用,KH同鈣離子一比一 (即20ppm鈣:0.5meg/L既KH),咁係唔係兩隻粉落同等份量就可以得到呢個效果?
請問有冇師兄試過,有錯請指正,謝謝!
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