henry
        
文章: 795
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10 于 2002-10-08 11:09 
ricky wrote: Hi, herry Reef tank..即珊瑚缸....而FO=Fish Only Tank(只養魚無珊瑚) step 1)new water + salt = PH 8.1 , KH 7dkh (good) step 2)newwater + salt + seachem buffer =PH8.3 , KH 27dkhc(higher) step 3)newwater + salt + waterlife buffer =PH8.3 ,KH 26dkh(higher) step 4)newwater + salt + china buffer =PH 8.3 ,KH 28dkh(higher) 為何你開出來的水加buffer...新開的水入邊其實已有足夠kh這樣又加buffer..咁test出來的水一定高kh...你就咁用step2,3,4(加buffer)的水加入缸一定令到主缸kh遇高了..你就只用step1..不加任何buffer..問題應可解決... 如主缸仍是高kh的話..你用step1的方式(記住不好加buffer)只有用最原始的方法...隔天換水(約1/4-1/3)應可解決kh高的問題...直到kh回到正常水平 p.s..其實ph-buffer是可以令到kh上升的...咁kh上升了...而正常海水亦多在ph8以上,故kh穩定了後..ph多是回到正常..即ph8或以上.. Hi Ricky: Your idea is right, But I forget to say my tank PH will drop down everyday about 0.1-0.2PH If I change water any a week,The last day before i change the PH will be drop down to PH 7.8 level,it will be very dangerous. If i change 20% water for everyday,it will be OK But it will be easy lost Bac.is it? Today measuring are PH8.0 on morning,KH are 24dkh(still higher) yesterday i change 20% of water. |
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