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 38061-6X1EA F38061 0,05MIodine(I2/iodate)FIX1,00SA Price on request 38073-1EA F38073 1,0M Potas. hydroxideFIX 1,00SA Price on request 38285-6X1EA F38285 0,5M Hydrochlor.ac. FIX 1,00SA Price on request