EPA Method 526/528 Phenols Standard Back Catalog number: 92969 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2106.14-100-ME 1,5-Bis-(4-chlorophenyl)-biguanide HCl, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 13590-98-2 Price on request 9400.19-10MG Doxepin hydrochloride Price on request D450105 2,8-Dihydroxyadenine, 2,5mg Price on request