EPA Method 525 - Perchlorinates & Phthalates Back Catalog number: 30129 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended CLF15224.15-100-I 3,4,7,8,12,13-Hexachloropentadecane-13,14,15-13C3, 100µg/ml in Isooctane, 1ml Price on request S-4056-50-MXX5 Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5 Price on request 12487.8-K-ME Dibutyltin-d18 dichloride, 1000µg/ml in MeOH, 1ml Price on request