Formaldehyde-DNPH Level 3 (1.0ug/mL) Back Catalog number: 98860 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673615 beta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml Price on request 8439.13-10MG 2-(4-Aminophenyl)-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-3, Cas.no. 2963-77-1 Price on request 50650 200.8Low Intermediate Standard Price on request