EPA Method 526 Analytes Back Catalog number: 93244 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59599 pH 7.0 Standard @ 25°C Price on request 93679 Pesticide Standard, varied µg/mL in Acetone, 1ml Price on request 9015.8-K-DC N-Nitrosodi-n-butylamine-d18, 1000µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 1219798-82-9 Price on request