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 MA9305 Pack of 100 x 1.4V batteries. Price on request MI57P ORP/Temp probe for ORP57 Price on request MA917B/1 Comb glass pH electrode, DJ, refill, BNC, 1m Price on request