1.1 23
1.2 24
1.3 25
26 2.1 2.1.1 (a) (b) (c) (d) (e) (f) (g) (h) () () () () () () () ()
27 (a) (b) (c) (d) 2.1.2 2.1 2.1 2.1.3 1
(2) (3) 2.2 2.2 5 0.5 5 10 0.52 10 0.5210 0.5 2 10 2.1.4 (1) (2 28
2.1.5 2.2 Bottle with ground stopper 2.2.1 ( ) PET Polyethylen terephthalate resin bottle 29
(1+10) (1+5) (1+10) (1+5) ( ) 2.2.2 2.3 2.3 SiO2 Al2O3 Na2O K2O MgO CaO B2O3 As2O3 Fe2O3 71.3 80.5 13 2.0 13.4 4.4 1 0.2 0.3 0.1 12.5 0.3 ~ 11.8 0.01 0.3 0.01 0.04 (6N) 3 (30 w/v%) 1 30
2.4 2.4 2.4 37
G (A) (B) (S) 38
2.5 (1) (2) 23 (3) (4) 2.4 (5) (1) 2.2 (2) (3) (4) 39
2.6 2.5 2.5 Fe 2+ 2.6 (1) (2) (3) (4) (5) (6) (7) 11 10 21 (8) 40
(9) (10) (11) 5 a) 1 b) 4 c) d) e) (12) 2.6 ph mg/l /cm m 41