|
|
:
.
|
4.5 *
|
5.0 **
|
6.0 **
|
7.0 **
|
,
|
99,995 %
|
99,999 %
|
99,9999%
|
99,99999%
|
:
|
,
|
1 ppm
|
0,5 ppm
|
0,05 ppm
|
50 ppb
|
,
|
5 ppm
|
2 ppm
|
0,45 ppm
|
10 ppb
|
/,
|
1 ppm
|
1 ppm
|
0,15 ppm
|
10 ppb
|
/ ,
|
2 ppm
|
1 ppm
|
0,1 ppm
|
1 ppb
|
,
|
1 ppm
|
0,5 ppm
|
0,1 ppm
|
1 ppb
|
,
|
40 ppm
|
5 ppm
|
0,15 ppm
|
1 ppb
|
,
|
5 ppm
|
5 ppm
|
2 ppm
|
1 ppm
|
* 0271-135-31323949-2005
** 0271-001-45905715-02
:
, , ,
|
4 /
|
CAS
|
7440-59-7
|
| |
|
1046
|
|
- 269 °C
|
|
23
|
| |
( 19433-88)
|
2.1
|
|
- 267,95 C
|
|
|
|
0,229
|
:
– 40- (~5,7?).
.
:
, ,
|
|