EPA Method 508 Surrogate Standard Back Catalog number: 19042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 70751 Metobromuron, 1000µg/ml in Acetonitrile, 1ml Price on request M525550 rac Mono(5-carboxy-2-ethylpentyl) Phthalate, 1mg Price on request 3427.15-100-AN Isofenphos Price on request