EPA Method 504 - EDB & DBCP Back Catalog number: 19211 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9242.7-K-ME Salicylic acid-d4 (3,4,5,6-d4) Price on request S-4035-K-10IO Diphenylsulfide in isooctane, Blank Units: 5x1mL ampoules Price on request S-4053-KIT Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K Price on request