EPA Method 8260B Internal Standard Back Catalog number: 22213 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4727-10K-ACX10 Custom Mix of Deuterated Phthalates, 10mg/ml in Acetone, 10 x 1ml Price on request 79258 Dacthal Price on request 675391 Carbofuran, 100 µg/ml, Methanol, 5ml Price on request