Verification II Standard 2 Back Catalog number: 52020 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended XA10330200AC Atrazine 13C3, 100μg/mL in Acetone, 1ml Price on request 674014 MCPB, 100mg Price on request 71657 2-Methyl-4,6-dinitroanisole Price on request