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🧪 Calibrate like a pro — precision and purity in every drop!
The Apera Instruments AI1109 Calibration Kit delivers ultra-precise pH buffer solutions (4.00, 7.00, 10.01) with ±0.01 accuracy, produced under strict ISO certifications using high-purity reagents. Color-coded and double-sealed for ease and longevity, it includes a 4oz 3M KCL storage solution to maintain electrode performance, making it the go-to choice for professionals demanding reliable, lab-grade calibration.
| ASIN | B01N0QVLLD |
| ASIN | B01N0QVLLD |
| Batteries Required? | No |
| Customer Reviews | 4.7 4.7 out of 5 stars (170) |
| Customer reviews | 4.7 4.7 out of 5 stars (170) |
| Date First Available | 23 August 2019 |
| Date First Available | 23 August 2019 |
| Included components | 8oz. pH Calibration Buffer Solution Kit |
| Item Package Quantity | 1 |
| Item Weight | 255 g |
| Item model number | AI1109 |
| Item model number | AI1109 |
| Item thickness | 1 Inches |
| Manufacturer | Apera Instruments |
| Manufacturer | Apera Instruments |
| Material | HDPE |
| Measurement System | US |
| Part number | AI1109 |
| Product Dimensions | 5.08 x 5.08 x 20.32 cm; 255.15 g |
| Product Dimensions | 5.08 x 5.08 x 20.32 cm; 255.15 g |
| Style | pH 7/4/10 (8 oz) + KCL |
A**E
Must have these if you own a pH pen
T**.
GOOD
D**.
I trust this company.
J**N
Gotta have it
H**D
Finally got a good unit capable of three point calibration
Trustpilot
3 days ago
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