2.79 (USCG, 1999) - Denser than water; will sink
4.57 @ 25 °C
4.57 g/cm³
Physical Description
Stannous fluoride is a white crystalline solid. Sinks and mixes with water. (USCG, 1999)
Dry Powder
White lustrous solid; [Hawley] White odorless crystalline solid;
WHITE CRYSTALLINE POWDER.