Supply · HM Digital
HM Digital Calibration & Storage Solutions · 20 Pack
Twenty single-use packets for pH calibration, probe storage and EC/TDS calibration.
$24.95
Recorded 2026-10-08 · excludes shipping and tax. Confirm current price and availability with the retailer.
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Specifications
- Total Packets
- 20
- pH 4 Buffer
- Five 20 mL packets
- pH 7 Buffer
- Five 20 mL packets
- pH Storage Solution
- Five 20 mL packets
- EC TDS Calibration
- Five 20 mL packets
Specifications checked 2026-10-08.
Planning notes
Best use
Keeping a documented calibration and probe-storage routine for water meters.
Before you buy
Confirm the required EC/TDS calibration point and never substitute calibration buffer for pH probe storage solution.
Strengths noted
- The assortment covers both pH and conductivity-meter maintenance.
- Single-use packets reduce contamination from repeatedly opened bottles.
Considerations
- The EC/TDS packet value should be matched to the meter instructions.
- Twenty packets are consumable and need replacement.