* *

?

+7 (495) 849-29-70
10-18 -
+7 (495) 849-29-70
10-18 -
. .
966 .




189.6 /



3.9 / 3 (200- 293 )



1.9 /







,












SnCl2

99%

≈99.5%



62.0%

? 62.3%



<0.3%

?0.2%



<0.1%


:

;
;
.
: 1 . .

: - 18.1 . 25.73 , 25 . 315 , 302 .
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