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1. Neznačkové Light 30Pcs Ph Powder Solution Buffer Calibration Sachet

2. Bez Marki Ph Meter Calibration Solution Orp Tester,Ph 7.0

3. Quick Calibration Solution For GroLine PH & EC Meters (2 X 20 ML Sachets)

   EC Value @25°C 5,000 µS/cm (5.00 mS/cm). pH Accuracy ±0.02 pH. pH Value @ 25°C 6.86 pH. Prevents any oxidation from UV light that could alter the pH buffer value.

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4. Bez Marki Ph Meter Calibration Solution Orp Tester,Ph 7.0

5. 50ML pH and ORP Calibration Solution 222mV pH 4.00 Compatible With ORP and pH Meters

6. Test All Water Conductivity Standard Solution 1413 Μs 1L

7. Milwaukee MA9062 1382 ppm TDS Calibration Solution, 230ml (Hanna HI7032)

   Conductivity readings are effected by temperature. To help with this, a chart of the actual µS/cm value at various temperatures is printed on each bottle. The performance of conductivity probes are affected by use due to residue build up and aging.

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8. Saudism Orp Calibration Powder Buffer Tester Measuring Solution 256Mv

9. Hanna Quick Calibration Solution for pH and EC Meters (25 x 20 mL sachets)

   Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet. Prevents any oxidation from UV light that could alter the pH buffer value.

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10. Ohphcall 15Pcs Ph Calibration Solution Powders Ph4.01+6.86+9.18

11. Furtalk (As Show, One Size) Buffer Calibration Solution Powder 4.00/6.86 For Precisely Calibrate Ph Meter

12. Milwaukee C66 Waterproof Conductivity Tester with replaceable electrode

    C66 Waterproof Conductivity Tester with replaceable electrode (high range). The tester has a range of 0.00 to 10.00 mS/cm. MA73076 Replaceable Conductivity probe, HR. Probe MA73076 (replaceable). Resolution 0.01 mS/cm.

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13. Totority 3Pcs Ph Calibration Buffer Powder With Distilled Water Solution

14. Chemistry Lab LED Conductivity Tester Detect Strength of Electrolyte Solutions

15. WaterMark NIST Traceable Conductivity Calibration Solution Standard 447 µs/cm...

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16. Eutech 1413 S/Cm Kcl Calibration Solution (500Ml)

17. 20ml Sachet HANNA INSTRUMENTS - HI-7030 - CONDUCTIVITY SOLUTION - 12,880US

    Supplied in a 20ml sachet. 12880µS solution.

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18. Light 30Pcs Ph Powder Solution Buffer Calibration Sachet

19. GroLine pH and EC Meters (500 ml) Quick Calibration Solution.

    Each bottle has the lot number and expiration date.

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20. Iplusmile 4Pcs Micro Solution Conductivity Demonstrator Science Education Kit

21. 3X 20ml 1500 ppm TDS Calibration Solution, milwaukee/m10442/hanna/hi70442

    TDS readings are effected by temperature. To help with this, a chart of the actual ppm value at various temperatures is printed on each sachet. A temperature chart of the actual ppm value at various temperatures is printed on each sachet.

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