EPA Method 8260 Internal Standard - Revised Back Catalog number: 21013 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11995.15-100MG Tribenuron-methyl,neat,neat,100mg, Price on request 682767 p-Anisidine, 1000mg Price on request 8907.7-10MG BAM-d3 (phenyl-d3),neat,neat,10mg, Price on request