Document Xz2GDq7mn8JdqjvV03JrXj4zx
AR 226 _ 0910
ACUTE TOXICITY TO FISH (FATHEAD MINNOW)
TEST SUBSTANCE
Identity: A mixture containing perfluorooctanesulfonate, which may also be
referred to as PFOS, FC-85, o as a component of FX-3103. Q"Octanesulfonic acid) (CAS # 2795-39-3).
Remarks:
The 3M production lot number was not noted. The test sample nt information indicates it is a mixture of 0.96% PFOS,
is FX-3103, 3%. Curre 20% diethylene glycol butyl
ether,
50.56%
water,
15%
ethylene
glycol,
4.32%
`sodium octyl sulfate, 8.0% polyoxyethylene monooctylphenyl ether, 2.5%
propane sultone foamer, 0.5% sodium nitrate, 0.06% sodium lauryl sulfate,
and 0.1% benzotriazole.
The following summary applies to a mixture with incompletely
characterized concentrations of impurities. Data may not.accurately reflect the toxicityofthe fluorochemical component of the test sample.
METHOD:
Method: Not
Type: Acute
given.
static-renewal
range-finder
GLP: No
`Year completed: 1985
Species:
Supplier:
Pimephales promelas
Commerical Supplier,
Brady,
NE.
Analytical monitoring: Temperature, pH, and dissolved oxygen.
Exposure period: 96-hours
`Statistical methods: LCs; values were calculated using logistic regression
methods (probit analysis).
Test fish age: Juveniles
Length and weight:
Average length = 41 mm
Average weight = 0.50 g (wet)
Loading: 0.67 gi
Pretreatment: 25 mg/L Tetracycline HCI
Test conditions: Dilution water: Carbon-filtered well water Dilution water chemistry: Not given.
Lighting: Not given.
Stock and test solution
tothe dilution water on a
preparation: The test
weight/volume basis.
material
was
added
directly
=
Concentrations dosing rate: Solution renewal during the study.
Stabilityofthe test chemical solutions: Notnoted.
Exposure vessels: 4L glass beakers containing 3 Ltest solution.
Number of replicates: 1 for exposure concentrations, 2 for blank control.
Number of fish per replicate: 4.
002961
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five plus study:
a
blank
control
pH range (0-96 hours):
77..6777..88 ((c1o0n0tr0omlge/xLpoesxuproes)ure)
TDeismspoelrvaetduroexyrgaennger(a0n-g9e6 (h0o-u9r6s)h:our1s9):20C
75..19-99..33 mmggl/LL ((c1o0n0tr0omlge/xLpoesxuproes)ure)
RESULTS
Nominal concentrations: Blank control, 1, 10, 100, 500, and 1000 mg/L. Element values: 96-hour LCs =>1000 mg
Element values based on nominal concentrations
Remarks: Testing was conducted on a mixture as described in the Test tShuebsftluaonrcoechReemmicaarlkpsrfoipeoldr.tiTonhealvoanleu.es reportedapply to that mixture and not
CONCLUSIONS The test sample 96-hour LCso for fatheadminnowwas determined to be >1000 mgiL. Submitter: 3M Company, Environmental Laboratory, P.O. Box 33331, St. Paul, Minnesota, 55133
DATA QUALITY.
Rneulmiabbeirliotfy:orKgiainmiissmchs eraxnpkoisnegd3.atTehaechstcuodnycewnatrsaatiroann.geT-hfeinrdeeriswaitlhaclkimoifted ochfatrhaectaemroizuanttioonfoffltuhoerotcehsetmsiacmalplper.opoTretsitonsoilnuttihoenssolluatcikona.nalytical confirmation REFERENCES TSth.isPasutlu,dyMNw,asLacbonRdeuqcuteesdtbnyutmhbee3rMC1C1o1m1p-a1n,y1,98E5n.vironmental Laboratory,
OTHER
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Last changed: 6/26/00
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