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 38272-6X1EA F38272 0,01M Hydrochlor.ac.FIX 1,00SA Price on request 38065-1EA F38065 0,005MIodine(I2/Ioda.)FIX1,00SA Price on request 38200-1EA F38200 0,1M Sodiumthiosulf. FIX 1,00SA Price on request