LINEAR ALKYLBENZENE SULFONATE (LAS) - UNEP Chemicals

OECD SIDS LINEAR ALKYLBENZENE SULFONATE (LAS)
Analytical monitoring: Yes [X] No [ ] ? [ ]
Method: ISO 7346/1-3
GLP: Yes [ ] No [X] ? [ ]
Test substance: Marlon A 350 (CAS #68411-30-3) C10-13 LAS, average alkyl chain length =
11.6
Remarks: Information as cited in IUCLID Data Sheet for CAS #68411-30-3.
Concentration of test substance related to MBAS. LC0 and LC100 = 5.6 and
11 mg/L, respectively
Reference: European Commission. 2000b. Benzenesulfonic acid, C10-13-alkyl derivs.,
sodium salts. Year 2000 CD-ROM edition, citing Henkel KGaA,
unpublished results (Registry No. 5929).
Reliability: 4 Not assignable. The original study was not available for review.
(j)
Type of test: static [ ]; semi-static [X]; flow-through [ ]; other [ ]
open-system [X]; closed-system [ ]
Species: Brachydanio rerio (Fish, fresh water)
Exposure period: 14 day
Results: NOEC = 2 mg/L
LOEC = 8 mg/L
Analytical monitoring: Yes [X] No [ ] ? [ ]
Method: OECD Guide-line 204 “Fish, Prolonged Toxicity Test: 14-day Study”
GLP: Yes [ ] No [X] ? [ ]
Test substance: Marlon A 350 (CAS #68411-30-3) C10-13 LAS, average alkyl chain length =
11.6
Remarks: Information as cited in IUCLID Data Sheet for CAS #68411-30-3.
Concentration of test substance related to MBAS.
Reference: European Commission. 2000b. Benzenesulfonic acid, C10-13-alkyl derivs.,
sodium salts. Year 2000 CD-ROM edition, citing Henkel KGaA,
unpublished results (Registry No. 5929).
Reliability: 4 Not assignable. The original study was not available for review.
(k) (Rainbow trout)
Type of test: static [ ]; semi-static [X]; flow-through [ ]; other [ ]
open-system [X]; closed-system [ ]
Species: Salmo gairdneri (Fish, estuary, fresh water)
Exposure period: 96 hour
Results: LC50 = 5.8 mg/L
Analytical monitoring: Yes [X] No [ ] ? [ ]
Method: OECD Guide-line 203 “Fish, Acute Toxicity Test”
GLP: Yes [ ] No [ ] ? [X]
Test substance: C10-13 LAS (CAS # 68411-30-3)
Remarks: Information as cited in IUCLID Data Sheet for CAS #68411-30-3. The
submitter (Huels AG) judged the study quality to be good. Analysis showed
92% of nominal concentration. Tap water diluent; water hardness = 96-120
mg/L CaCO3; pH 6.8-7.3; daily renewal; 14.5-16ºC; 5 month old fish tested.
Reference: European Commission. 2000i. Benzenesulfonic acid, C10-13-alkyl derivs.,
sodium salts. Year 2000 CD-ROM edition, citing Procter & Gamble, 1991,
AT/17.
Reliability: 4 Not assignable. The original study was not available for review.
(l)
Type of test: static [ ]; semi-static [X]; flow-through [ ]; other [ ]
open-system [X]; closed-system [ ]
Species: Salmo gairdneri (Fish, estuary, fresh water)
Exposure period: 96 hour
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