EPA Method 624 Internal / Surrogate Standard Back Catalog number: 92559 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended P2155023 Plastic additive 23, 200mg Price on request S-4441-100-5ME BTEX Mixture 5 5 Analytes, each 100µg/mL in methanol; unit: 1x5mL screw-cap Chiron No. Compound CAS No. 1300.6 Benzene [71-43-2] 1264.7 Toluene [108-88-3] 1268.8 Ethylbenzene [100-41-4] 1266.8 Price on request 59139 MultiElement ICP Standard Price on request