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[China]
Address: Building B, Zheng Shang Hui Du Center, Guancheng District, Zhengzhou, Henan, China (Mainland)
Contact name:Una Li
FY EP Sci-Tech Co., Ltd |
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Calibration Test Powder Packets For PH Meter Standard Solutions :
Use Directions Of PH Meter Standard Solutions :
Completely empty the powder into a clean 250ML glass beaker,add
250ML deionized water to this beaker,stir unitl the
powder is completed dissolved.
PH Standard Value Form For PH Meter Standard Solutions :
| ℃ | PH4.00 | PH6.86 | PH9.18 |
| 10 | 4.00 | 6.92 | 9.33 |
| 15 | 4.00 | 6.90 | 9.28 |
| 20 | 4.00 | 6.88 | 9.23 |
| 25 | 4.00 | 6.86 | 9.18 |
| 30 | 4.01 | 6.85 | 9.14 |
| 35 | 4.02 | 6.84 | 9.10 |
| 40 | 4.03 | 6.84 | 9.07 |
| 45 | 4.04 | 6.83 | 9.04 |
| 50 | 4.06 | 6.83 | 9.02 |
