Chemsolute techn. buffer pH 4.01, red, twin neck bottle, 250ml Back Catalog number: 1165-250ML Availability: In the manufacturer's stock Price on request - + Recommended 38748-6X1EA F38748 Buffer pH9,00 FIX 1,00SA Price on request 33651-100ML F33651 Buffer sol pH 12,00(20C),100LPF Price on request 33666-6X500ML F33666 Buffer pH 7,00green ,500LPF Price on request