Calibration Fluid
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TDS Meter Calibration Fluid (342 ppm)
FEATURES
High quality calibration fluid for TDS meters.
Manufactured by HM Digital, the experts in water testing products.
It is recommended that you use HM Digital's calibration fluid to recalibrate your meter periodically for optimal performance, or if testing levels in different ranges.
HM Digital's calibration fluid has a shelf life of 6 - 9 months after opening, if stored properly.
NaCl calibration solution, available in 342 ppm.
Comes in lightweight HDPE plastic bottles.
Sealed with a coated foam liner.
- NaCl solution
- Available in 342 ppm
- 3 oz. bottles (88.7 ml)
Prices include delivery to UK Mainland
(ex. Scottish Highlands)
£8.75 ea
(£10.50 including vat and UK delivery)
Sorry, out of stock
pH7 Buffer Solution
HM Digital's pH buffer solution comes in powder form, so it's lightweight, takes up very little space, is inexpensive and has an indefinite shelf life.
Sold in packs of 5.
FEATURES
Simple to use.
Powder has an indefinite shelf life.
- Volume: Each powder packet makes 100 ml of solution (when mixed with distilled or deionized water)
- Contents: 5 packets of 7.0 pH
- Accuracy: +/- 0.02 pH at 25 degrees Celsius
Prices include delivery to UK Mainland
Pack of 5 - £5.50 ea
(£6.60 including vat and UK delivery)
Sorry, out of stock