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Extraction then GC-MS with derivatization
Solvent extraction, GC-MS for 13 phthalate esters
Water extraction 72h at 37°C, HS-GC-MS analysis
IPA extraction 72h at 37°C, GC-MS screening
Hexane extraction 72h at 37°C, GC-MS analysis
Water extraction 72h at 50°C, GC-MS screening
L929 cells exposed to extracts, XTT viability assay
MatTek EpiDerm™ reconstructed human epidermis model
L929 cells, 24h direct contact, morphology assessment
Agar overlay method with L929 cells, zone assessment
Extraction in DMF, GC-FID quantification
Direct GC-MS with BSTFA derivatization
Conditions per customer, Tenax extraction, GC/LC-MS
Volatile siloxane migration test on Tenax
Multiple cycles per customer, Tenax, GC/LC-MS
Multiple cycles per customer, gravimetry
Multiple cycles per customer in oil, gravimetric analysis
Conditions per customer in oil simulant, gravimetry
Conditions per customer in simulant, gravimetric analysis
Multiple cycles per customer, gravimetric measurement
Conditions per customer, gravimetric determination
Direct GC-MS analysis for 13 phthalates
GC-MS for cannabinoid profile
Challenge test with 5 organizms, log reduction monitoring
Extraction, filtration, TSA incubation 3-5d at 30-35°C, aerobic conditions
Anaerobic incubation on TSA or FTM media, 5-7 days
Extraction/rinse, filtration, TSA 3-5d & SDA 5-7d incubation
Selective enrichment and plating for target organizms
Bacterial reverse mutation assay with/without metabolic activation
Mammalian cell forward mutation assay with colony sizing
Rabbit eye irritation test (Draize method)
Guinea pig maximization test, polar/non-polar extracts
Rabbit skin application, 4h exposure, 72h observation
Hamster cheek pouch or oral mucosa irritation test
ATR-FTIR spectrum comparison with reference
Hexane extraction, LC-MS analysis
Water extraction, LC-MS screening for non-volatiles
IPA extraction, LC-MS non-volatile screening
LC-MS/MS for PFAS compounds (EU list)
Acid digestion, ICP-MS for heavy metals
Surface elemental analysis at 3 locations, depth <10nm
XRF analysis for Pb, Cd, As in food contact materials
XRF elemental screening for RoHS compliance