EPA Method 525.2 - IS/SS Mix Back Catalog number: 37031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CFN98784 Luteolin, >98%, 20mg Price on request 676698 D5-Terbuthylazine, 100 µg/ml, Acetone, 1ml Price on request TFA Trifluoroacetic acid, 50µg/ml in MeOH, 1,2ml Price on request