Method 616 Standard Back Catalog number: 19200 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 91398 EPA Method 8141 / 1618 Pesticide Mix B Price on request 9899.21-K-T Glycidyl stearate,1000 µg/mL,toluene,1mL Price on request 92280 EPA Method 8081A Pesticides QC Mix Price on request