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 1127-1L Chemsolute pH buffer with colour coding (20 °C), pH 7.00, green, 1L Price on request MA831R Stainless steel temperature probe Price on request MI56P pH/Temp probe for pH55 and pH56 Price on request