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]

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."

Links to Other NLM Databases
Toxicity Information

Search TOXNET

Chemical Information

Search ChemIDplus

Related Information in HazMap
Other Information

No other related information on this agent was found.