






🧪 Calibrate like a pro — precision that keeps you ahead of the curve!
The Apera Instruments AI1108 pH Calibration Buffer Solution Kit offers ultra-precise ±0.01 pH accuracy with NIST-traceable standards, produced in an ISO 9001:2015 certified facility. Featuring color-coded, double-sealed bottles with a 2-year shelf life, this kit includes 4.00 and 7.00 pH buffers in 4 oz and 8 oz sizes, ideal for professional-grade pH and ORP electrode calibration.







| Manufacturer | Apera Instruments |
| Part number | AI1108 |
| Item Weight | 255 g |
| Product Dimensions | 5.08 x 5.08 x 20.32 cm; 255.15 g |
| Item model number | AI1108 |
| Style | pH 7/4/10 (8 oz) + KCL |
| Material | HDPE |
| Pattern | Lab Supply |
| Item thickness | 1 Inches |
| Item Package Quantity | 1 |
| Measurement System | US |
| Included components | AI1108 pH calibration buffer kit |
| Batteries Included? | No |
| Batteries Required? | No |
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