EPA Method 548 Analyte Back Catalog number: 30147 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679761 6-Chloro-N-methyl-3-pyridinemethanamine, 100 µg/ml Price on request 71011 n-Dotriacontane Price on request 10974.6-100MG Para-phenylenediamine,neat,neat,100mg, Price on request