9
j00819620011 coreano
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1959 Harry J. West
.
(, Plastics )
.
.
(1) (2) (3)
A) ---
30g/l
10 10 PH 4 6 : 95 98, 1
B) ---
30g/l
10
100
50
PH 8 ~ 10
C)
NiCl
2
+ NaH
2
PO
2
+ H
2
O = NaH
2
PO
3
+ 2HCl + Ni
2(H
2
PO
2
-
) + 2H
2
O + Ni
++
2(H
2
PO
3
-
) + Ni + H
2
NiSO
4
+ 2NaH
2
PO
2
+ 2H
2
O = 2NaH
2
PO
3
+ H
2
SO
4
+ Ni+H
2
-
- 2 -
Ni++ PH
D)
--- ,
---
.
10cm2
20% ()
Benzene
NaCN 40g/l
NaOH 10 Na
2
CO
3
15 100
o
C
5 10
--- 20 =
--- ()
1 .
60
o
C
.
A) PH
.
.
PH
B)
1.
2.
-
- 3 -
3. PH
4.
5. PH
6. PH
7.
C)
(1) : 10
o
C 100
o
C 90
o
C 50% 72 ~
98
o
C
(2) : PH
(3) PH :
.
A)
.
.
PH 10 . PH 3 5
0
50 80 .
.
B) ()
NiSO
4
30g/l
NaH
2
PO
2
10 CH
3
CH(OH)COOH 30 PH 4 5.5
.
Ni
30g/l
-
- 4 -
10 10 90
o
C
2
PH 8 10
1.
65 , 30
0.1g/l PH 5 75
SnCl
2
100g/l, 50cc/l, 35
o
C 3
2 PdCl
2
0.1g/l, PH 5, 3 55 ,
2
2.
Trichlene () 50 ~ 65
o
C
10 ~ 15 .
. Trichlene , ,
100g/l SnCl
2
(5)
NiSO
4
30g/l
NaH
2
PO
2
10 NH
4
Cl 50 NH4OH PH 10
50 ~ 80
2
60 1 80
3.
5% NaOH
100g/l SnCl
2
50cc 30
o
C 1 ~ 2
-
- 5 -
. 0.1g/l PH 4.5
40 ~ 45
o
C 2
30g/l
10 10 60 80
2
PH 7 8.5
4.
Trichlene 2 ~ 3
.
(1) 60g/l
12 9.5 85
4
PH 5 5.8
(2) 30g/l
10 10 7 PH 5.6 5.8
85
4 5
NaH
2
PO
2
.
1.
41.5g/l
139
-
- 6 -
13 69.5 90 100
PH 8 10
2.
CO
+2
+ H
2
PO
2
-
+ H
2
O CO + H
2
PO
3
-
+ 2H
+
.
1.
(1)
30g/l
60g/l
60 30 75 60 60cc/l
80 98
PH 11.5
(2)
60g/l
80 60 60 80 90
PH 11.5
2.
50% .
.
.
-
- 7 -
1 6g/l 55 39
.
.
.
1.
2. PinHole
3. (, , , , ,
)
4. ,
5.
6.
7. .
1. ( )
2. .
