‰·ò–¼ ¬Œ´(Obara)
’n@–¼ ”’ÎŽs
[“xi‚j -1
‰·@“xiŽj 68.3000
—¬@—Ê(l/min) -1
pH 8.2000
òŽ¿ (Na-SO_4ECl)

Geological Survey of Japan, AIST, 2004