EPA Method 524 & 624 - Internal Standard Back Catalog number: 19494 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8958.19-100-ME 3-Chloro-1,2-propandiol-2-monopalmitate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. Price on request 2084.6-K-IP Pentachlorophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 87-86-5 Price on request C16480000 Propiconazole, certified, 0.25g Price on request