






โก Calibrate like a pro, measure like a boss!
This 20-pack pH meter buffer calibration powder set offers ultra-precise ยฑ0.01 pH accuracy with 10 packets each of pH 4.01 and 6.86 solutions. Designed for easy mixing with 250mL distilled water, it ensures quick, reliable calibration for most electronic pH meters. Individually sealed, moisture-proof packets maintain freshness and portability, making it an essential tool for professionals managing water quality in pools, aquariums, and labs.










| ASIN | B085S6FC9W |
| Best Sellers Rank | 53,055 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 232 in Liquid Analysis Instrumentation |
| Brand | Nynelly |
| Customer Reviews | 4.4 out of 5 stars 667 Reviews |
| Manufacturer | Nynel |
| Manufacturer Part Number | A009PHJCF&3-US |
| Material Type | PLA_(Polylactic_Acid), PE_(Polyethylene), Glass |
| Model Number | A009PHJCF&3-US |
| Number of Items | 1 |
| Number of Packs | 15 |
| Recommended Uses For Product | pH meters, swimming pool water, aquarium water, water |
| Recommended uses for product | pH meters, swimming pool water, aquarium water, water |
| Sterility Rating | 4.01-9.18 |
| UPC | 781621587643 726972912256 |
| Unit Count | 15.0 count |
| Unit count | 15.0 count |
| pH range | 4.01-9.18 |
C**R
Works
Works
M**L
Good value
Good value
S**Y
works
works
F**N
Sneaky
Expensive. Only 5 sets total, NOT 15. Misleading description makes it look like you can calibrate 15 times but you can only do 5.
K**E
Doesnโt Dissolve
The pH 9 powder did not dissolve in distilled water.
K**E
Good
Use it for sushi rice ph readings.
D**J
๐
๐
D**K
Works good if you follow instructions
Ph calibration was fairly easy with this product and a decent price.
C**E
Perfecto
Buen producto
V**4
Test x ph
Ottimo prodotto
R**O
would order again
works
Trustpilot
1 month ago
1 day ago