pH Meter Buffer Solution Powder for Precise and Easy for Precise pH Calibration Powder Solution, 4.01pH,6.86pH and 9.18pH (Pack of 15)
| Brand | Generic |
| Item Weight | 90 g |
| Package Dimensions | 15.24 x 10.16 x 7.62 cm; 90 g |
| Item part number | BF15 |
P**K
Faulty.6.86 ph actually is 8.7 It also wet inside.
useless for ph meter callibration
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