‰·ò–¼ –{‹½(Hongo)
’n@–¼ ‰F‘ÉŒS‘å‰F‘É’¬
[“xi‚j -1
‰·@“xiŽj 25
—¬@—Ê(l/min) 5
pH -1
òŽ¿ ŠÜFe(II)-Al-SO_4

Geological Survey of Japan, AIST, 2004