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Water test strips for detecting the hardness of water, based on calcium calcium carbonate in solution. Strips are calibrated at 0, 50, 125, 250 & 500 ppm and equivalent grains per gallon. Supplied in a pack of 50 strips.
Breckland & Lascells Workshop in Macclesfield16/03/25
Meet Sarah at the Kent Festival Of Physics14/03/25
Tel No: 01785 227227
Lines open: 9am - 5pm
Email: sales@brecklandscientific.co.uk