12-Pack pH Meter Buffer Solution Powder for Precise pH

12-Pack pH Meter Buffer Solution Powder for Precise pH Calibration of Your pH Tester by Standard Packets - 4.01, 6.86, 9.18

KDKD Powder buffer solution provide long shelf life and stability and are ideal for low volume use.
Each pack makes 250mL of buffer solution.
It provides indefinite or long shelf life and stability, ideal for low volume use.
It's lightweight, inexpensive and takes up very little space.

Specification and Package including
Each Pack Volume: 250 ml.
Each powder packet/sachet makes 250ml of solution (when mixed with distilled or deionized water)
Accuracy: Â±0.01pH at 77Â°F(25Â°C)
Size: 7.5x6.5cm/2.95x2.56"
4 packets of 4.01 Solution (Potassium Hydrogen Phthalate).
4 packets of 6.86 Solution (Mixed phosphate).
4 packets of 9.18 Solution (Borax).
1 Easy user manual(brown box without by mistake.sorry).

Step to use:
Step 1: Open the packet pour the powder into a cleaning dry glass container.
Step 2: Add 250ml deionized water (or distilled water) to the container.(better a 250 ml calibrated flask)
Step 3: Stir until the powder has completely dissolved.
Step 4: Calibrate your pH meter.(rinse the meter by pure water before test)

Note:
1. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.
2. To ensure more accurate , calibrate by 2 solution, start at 6.86, then 4.01 or 9.18.
3. Container should be glass or ceramic, don't use metal material.
4. you can store the calibration liquid in covered jars or containers for 2-3 weeks.
Country USA
Brand KDKD
Manufacturer KDKD
Binding Misc.
ItemPartNumber 43237-2
Color 12
EANs 6165435747990
ReleaseDate 0000-00-00

Country	USA
Brand	KDKD
Manufacturer	KDKD
Binding	Misc.
ItemPartNumber	43237-2
Color	12
EANs	6165435747990
ReleaseDate	0000-00-00

12-Pack pH Meter Buffer Solution Powder for Precise pH Calibration of Your pH Tester by Standard Packets - 4.01, 6.86, 9.18

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