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 38070-1EA F38070 0,1MPotas. hydroxide FIX 1,00SA Price on request 38073-6X1EA F38073 1,0M Potas. hydroxideFIX 1,00SA Price on request 38212-1EA F38212 2,0M Sodium hydroxide FIX1,00SPF Price on request