Hamilton DuraCal pH Buffer, pH 4.01/7.00/10.01, 3x 500mL Back Catalog number: 238924 Availability: In the manufacturer's stock Price on request - + Recommended 38285-1EA F38285 0,5M Hydrochlor.ac. FIX 1,00SA Price on request 38212-1EA F38212 2,0M Sodium hydroxide FIX1,00SPF Price on request 38214-6X1EA F38214 10M Sodium hydroxide FIX 1,00SPE Price on request