CHEMSOLUTE Universal pH-indicator paper, pH 1-14, 5m x 7mm, Refill pack with 3 rolls Back Catalog number: 2814-3ROLL Availability: In the manufacturer's stock Price on request - + Recommended SE300 Double junction orp platinum electrode SE300 Price on request HI73127 pH elektroda HI73127 pro pHep testery Price on request HI1230B Kombinovaná pH elektroda s pl.tělem a gel. elektr. Price on request