Sam Lam
        
文章: 15
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于 2002-08-06 15:16 
全新未開,因買多左所以平售 $100 將軍澳自取,40LBS/18KG This Florida crushed coral is an aragonite substrate that is extremely effective at buffering sea water and increasing carbonate hardness, providing trace elements and as a biofilter media in closed sea water applications. It is used worldwide in public aquariums, aquaculture facilities, and universities. Substrate is metastable at a pH of 8.2, providing protection from radical pH shifts in water quality. Grain size 2 - 5 mm. Made in USA.
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