EPA Method 502.2 Internal Standard Back Catalog number: 91703 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71626 2-Chloro-4,6-diamino-1,3,5-triazine, 1000µg/ml in N,N-dimethylformamide, 1ml Price on request 53010 Calibration Standard Mix 1 Price on request 674676 D4-Azoxystrobin, 100 µg/ml, Acetonitrile, 1ml Price on request