Agent Name

Zinc silicofluoride

CAS Number

16871-71-9

Formula

F6-Si.Zn

Major Category

Metals

Synonyms

Fungol; Fungonit GF 2; Silicate(2-), hexafluoro-, zinc; Silicate(2-), hexafluoro-, zinc (1:1); Silicon zinc fluoride; Zinc fluorosilicate; Zinc fluosilicate; Zinc hexafluorosilicate; [ChemIDplus] UN2855

Category

Metals, Inorganic Compounds

Description

Hexahydrate: White solid; [Merck Index] Grey odorless solid; [MSDSonline]

Sources/Uses

Used as a laundry sour, concrete hardener, textile mothproofer, and plaster additive; Also used in glass and ceramic glazes and in chemical waterproofing specialties; [HSDB]

Comments

A skin, eye, nose, and throat irritant; May cause skin ulcers; Inhalation of high concentrations can cause severe pulmonary inflammation; In a suicide case, a 35 year old man drank half a glassful of a 5 to 10% solution of a commercial formulation. Symptoms included vomiting, tetanic convulsions, and death within 5 hours. [HSDB] May cause skin, eye, and mucous membrane irritation; [CAMEO] See $FLUORIDES.$ See $Zinc.$

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

Adverse Effects
Neurotoxin

Other CNS Neurotoxin

Dermatotoxin

Skin Burns

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure:

Activities

Activities with risk of exposure: