:
,
e-mail.
EXPONET.RU
Online " - 98"
, 194223, -, . , 10
+7 (812) 552 9831
+7 (812) 552 9831
:
2, Cl, , (CH4, C3H8, H2), H2S, CO, F, HF;
;
;
pH- - ;
.
© 1996-2025 ORTICON,