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pH, EC Meters & Control / pH and EC Solutions
For the calibration of Ph meters to ensure complete accuracy time after time.
Recommended to use in conjunction with Buffer 4 for full Ph range accura...More
Delivery: £7.99 - More Info
Debit, Credit and Paypal accepted - More Info
1 Image of 'Essentials pH Buffer 7', available from £3.50 at SomHydro, Yeovil.