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Home > SEK (textiles)
LSL is an official laboratory for the Japan Textile Evaluation Technology Council for
conducting safety evaluation tests required to obtain SEK marks.
LSL also conducts stinging tests in Japanese participants.
Discounts are available for serial SEK studies or SEK studies combined with antibacterial tests (subcontracted).
Website of the Japan Textile Evaluation Technology Council
- Type of test
- Animals/bacterial strains/cells
- Duration of the test
Acute oral toxicity tests(LD50) (at a single dose level of 1000 or 2000 mg/kg)
-
5 mice or rats/sex
Approx. 1.5 months
Skin irritation tests(OECD 404)
-
3 male rabbits
Approx.
1 month
Skin sensitization tests(Maximization or Adjuvant and Patch Test method)
-
20 guinea pigs
Approx.
2 months
Mutagenicity tests
-
Ames test
5 bacterial strains
Approx.
1 month -
Chromosomal aberration test
Cultured Chinese hamster cells
Approx.
3 months
Cytotoxicity test(only for antibacterial finishing agents)
-
V79 cells(JCRB0603 V79)
Approx.
1 month
Please feel free to consult us regarding the details and costs of the studies (free quotation).