Нашёл в интернете: ангидрид сурьмянистой кислоты Sb272 Hg2
... и ещё:
Mercurochrome antimony mercuric oxide Fu Mei Chemical Co., authority operating in line with international standards and price concessions. Buyers trust! Order Hotline : The main purpose Dingjing Li 15,808,757,156 : Is an important intermediate : Mainly used rocket launchers, military, prospecting and other fields. Under certain conditions the release of neutrons, so the nuclear industry has a wide range of uses. Form : The scroll-like liquid metal
Content : 99.999%;
Characters : Scroll liquid;
English name : CAS NO : ( Hg2sb272 ) : ( Hg2sb207 )
Density : 20 : 20;
Color : ( Cherry Red - Sudan ) ;
Quantity : Kg; antimony mercuric oxide
( Mercury ) Product Test Report
Click to view full amount including : More than 99.999%
DUTLTY ( Hg2sb272 )
Density : 20 : 20
Melting point : -37.67
Flash point : 170.026
Radiation : 0.794
Temperature line value : 160.87
VHTCmp reaction : 1.024
K reaction : 0.00016
P reaction : 9.000-8.000
VDSA reaction : 0.30-0.29
Gamma-ray values : 0.026
Boiling point : 356.720
MG : The amount of water 196.01 + _0.02 / moi
Form : The scroll-like liquid metal
Place of origin : Russia