Barium hexafluorosilicate
Agent Name
Barium hexafluorosilicate
CAS Number
17125-80-3
Formula
Ba.F6-Si
Major Category
Metals
Synonyms
Barium fluorosilicate; Barium fluosilicate; Barium hexafluorosilicate(2-); Barium silicon fluoride; Bariumsilicofluorid [German]; Hexafluorosilicate(2-) barium (1:1); Silicate(2-), hexafluoro-, barium; Silicon fluoride barium salt; Barium silicofluoride; [ChemIDplus] UN1564
Category
Metals, Inorganic Compounds
Description
Solid; Insoluble in water (0.0235 g/100mL at 25 deg C); [Merck Index] Powder; [Sigma-Aldrich MSDS]
Sources/Uses
Used in silicon tetrafluoride production and as a pesticide; [Merck Index]
Comments
Causes cyanosis, diarrhea, and musculoskeletal changes in oral lethal-dose studies of rats; [RTECS] Highly toxic; [Merck Index] Toxic by ingestion; Targets the kidney, heart, nerves, gastrointestinal tract, bone marrow, liver, and spleen; [Sigma-Aldrich MSDS] See "Magnesium hexafluorosilicate" and "Potassium hexafluorosilicate."
Restricted
No active pesticide product registrations in the US; [NPIRS]
Biomedical References
Exposure Assessment
BEI
Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.)
TLV (ACGIH)
2.5 mg/m3, as F
PEL (OSHA)
2.5 mg/m3, as F
MAK
1 mg/m3, inhalable fraction, as F
IDLH (NIOSH)
250 mg/m3, as F
Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Barium compound, n.o.s."
Diseases, Processes, and Activities Linked to This Agent
Other Information
No other related information on this agent was found.