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⚙️ Calibrate like a pro — precision you can trust, every time!
This 30ml 0.75 aw standard NaCl solution is engineered for precise calibration of water activity meters at 25°C. Compatible with all major meter models, it guarantees 100% saturation for consistent, reliable results. Packaged in a durable PET bottle, it’s an essential tool for labs and quality control professionals seeking dependable meter accuracy.





| ASIN | B0CMX4Z6PY |
| Batteries Required? | No |
| Best Sellers Rank | #236,141 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #91 in Moisture Meters |
| Customer Reviews | 1.0 1.0 out of 5 stars (2) |
| Date First Available | November 8, 2023 |
| Item Weight | 1.41 ounces |
| Item model number | WA-60AC |
| Manufacturer | AMTAST |
| Material | PET |
| Part Number | WA-60 |
| Product Dimensions | 4.13 x 1.18 x 4.13 inches |
| Style | Standard Solution |
B**W
Major Issues
1) Broken Seal. Salt precipitating out of cap. 2) Salt is crystalizing in solution. 3) Solution did not test accurately.
Trustpilot
1 day ago
3 days ago