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 33651-6X1L F33651 Buffersol pH 12,00 (20C)1,00LPF Price on request 33667-6X1L F33667 Buffer pH 9,00 blue 1,00LPE Price on request 38746-6X1EA F38746 Buffer pH7,00 FIX F.0.5L 1,00SA Price on request