IP 391-95 Calibration Level 2 Back Catalog number: 98402 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2535.10-100MG (2RS)-2-(4-Methylphenyl)propanoic acid, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 938-94-3 Price on request 2776.10-100-DC Heptachlor, 100µg/mL, Solvent-dichloromethane, Unit 1mL, # of units-1, Cas.no. 76-44-8 Price on request 673773 Cyanophos, 100 µg/ml, Ethyl acetate, 5ml Price on request