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 32047-1EA F32047 0,1M Zinc sulfate FIX 1,00SA Price on request 38080-1EA F38080 1/60M Potas. bromate FIX 1,00SA Price on request 38070-6X1EA F38070 0,1MPotas. hydroxide FIX 1,00SA Price on request