EPA Method 526 Standard Back Catalog number: 93199 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2776.10-100-DC Heptachlor, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 76-44-8 Price on request 94448 CLP SOM 01.1 SVOC DMC Acids Price on request 677399 D3-Mecoprop, 100 µg/ml, Acetone, 1ml Price on request