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Buddy · 12-26-2006, 07:59 PM

GH=general hardness... baca baca lagi tentang parameter air terutama di threat artikle buku naga merah by JD... makin baca makin ngerti deh,..

12-26-2006, 07:59 PM	#16
Buddy NAC 096 Join Date: Feb 2005 Location: BALI Posts: 2,119	Re: Black water Ph brp? GH=general hardness... baca baca lagi tentang parameter air terutama di threat artikle buku naga merah by JD... makin baca makin ngerti deh,..