Terimakasih pencerahannya...juga untuk pak Irwan.
----- Original Message ---- From: Rakaryan <[EMAIL PROTECTED]> To: [email protected] Sent: Friday, January 25, 2008 3:27:42 PM Subject: Re: [ikan_hias] PH & Kesadahan Air Kesadahan menyatakan total ukuran unsur2/mineral terlarut dalam air. UKurannya yaitu PPM (part per million) atau bagian per sejuta volume air. Kesadahan keras artinya tingkat unsur/mineral terlarut 'cukup' banyak. Kesadahan lunak artinya tingkat unsur2/mineral terlarut 'cukup' sedikit. Biasanya ukuran kesadahan untuk pehobi ikan hias/tanaman adalah untuk jumlah kalsium, magnesium, bikarbonat dan sulfat. Kesadahan keras bukan berarti fatal/berbahaya bagi tanaman/ikan. Semuanya tergantung dr jenis ikan/tanaman. Untuk mengecek kesadahan dgn mudah bisa digunakan sabun/pasta gigi. Jika sabun/pasta gigi berbusa banyak, artinya air mempunyai kesadahan lunak. Untuk mengurangi kesadahan bisa digunakan resin penukar ion/ alat reverse osmosis atau deioniser. ----- Original Message ---- From: peterson_anakasuhan rembulan <peterson_anakasuhan rembulan@ yahoo.com> To: [EMAIL PROTECTED] ps.com Sent: Friday, January 25, 2008 11:46:30 AM Subject: [ikan_hias] PH & Kesadahan Air Salam, Saya baca artikel ttg syarat media air utk ikan di salah satu blog. Berhubung bukan ahli perikanan saya justru bingung dengan istilah : PH & Kesadahan (misalnya kesadahan lunak). Kalau PH sih dikit2 tau maksudnya, tapi kesadahan apa ya..??? Mohon pencerahan dr para senior. Terimakasih. ..& salam metal... ____________ _________ _________ _________ _________ _________ _ Never miss a thing. Make Yahoo your home page. http://www.yahoo. com/r/hs [Non-text portions of this message have been removed] ____________________________________________________________________________________ Looking for last minute shopping deals? Find them fast with Yahoo! Search. http://tools.search.yahoo.com/newsearch/category.php?category=shopping [Non-text portions of this message have been removed] Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/ikan_hias/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/ikan_hias/join (Yahoo! ID required) <*> To change settings via email: mailto:[EMAIL PROTECTED] mailto:[EMAIL PROTECTED] <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
