EPA Method 525.2 Pesticide Level 4 Back Catalog number: 92843 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0888.13-500-IO 2-Methyldiphenylsulfide, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 13963-35-4 Price on request 56424 Chromium (Cr), 1µg/ml in 2%-HNO3/Water, 4 x 25ml Price on request 1860.14-K-IO 1,1,3,3,5-Pentamethylindan, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 81-03-8 Price on request