EPA Method 200.8 Calibration Standard 2 Back Catalog number: 53334 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675957 1-(3,4-Dichlorophenyl)-3-methylurea, 100 µg/ml, A Price on request 679265 Methylparaben, 100mg Price on request 90593 Aroclor 1221 Price on request