Yieryi Professional Ph Buffer Solution Fill With 250ml Distill Water 4.01 6.86 CE Standrad
Brand Name:YIERYI
Certification:CE
Model Number:TPH01107
Minimum Order Quantity:100pcs
Delivery Time:5-8 work days
Payment Terms:L/C, D/A, D/P, T/T, Western Union
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Room 302 Ping Ji Road 303 ping hu street Long Gang Districe Shzen Zhen City Guang Dong province China
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PH Powder Calibration Solution pH4.01, pH6.86
specifications:
- 5x PH 4.01
- 5x PH 6.86
- 5x PH 7.0
- 5x PH 9.18
- 5x PH 10.01
Features:
- As this is a powder, in a sealed packet there is no "shelf life".
- The contents will make up to 250ml each.
- Just add water or distilled water. 555
Take making the 250ml buffer solution of pH6.86 as an example:
1. Put the pH6.86 buffer solution(in the green sachet) in a jar
(the volume should be no less than 250ml)
2. Fill the far with 250ml distill water.
3. Place a glass stick in the solution, swirling it until the white powder dissolved.
4. Store the pH buffer solution in a dry place with the temp. of 20-25oC. Attach a label on it for further use.
5. For the further calibration, Ensure that there is a contant supply of fresh buffer solution in contact with the probe. Discard the solution
2. Fill the far with 250ml distill water.
3. Place a glass stick in the solution, swirling it until the white powder dissolved.
4. Store the pH buffer solution in a dry place with the temp. of 20-25oC. Attach a label on it for further use.
5. For the further calibration, Ensure that there is a contant supply of fresh buffer solution in contact with the probe. Discard the solution
Yieryi Professional Ph Buffer Solution Fill With 250ml Distill Water 4.01 6.86 CE Standrad
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