Hanna Instruments HI770710P / 770710P | pH 7.01 and 10.01 Calibration Buffer Sachets | Aquarium Testing

Hanna Instruments HI770710 / HI770710P | pH 7.01 and 10.01 Calibration Buffer Sachets (10 x 20 mL, 5 Each)

Keep your pH meters and Hanna Checker® instruments reading accurately with the Hanna HI770710 / HI770710P calibration buffer set. Each kit includes five sachets of pH 7.01 and five sachets of pH 10.01, individually sealed in light-blocking foil for freshness. Ideal for both freshwater and saltwater systems, these single-use packets make calibration simple and consistent for reef tanks, planted aquariums, and lab use.

• Includes 10 sachets total: 5 × pH 7.01 and 5 × pH 10.01
• Convenient 20 mL single-use packets for consistent calibration
• Color coded labels for quick buffer identification
• Accuracy of ±0.01 pH at 25 °C when used as directed
• Temperature chart printed on each sachet
• Light-blocking foil helps preserve solution quality
• Suitable for marine and freshwater applications

More Information

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FAQ

• Is this for freshwater or saltwater? Works for both. Calibrate meters used in either environment.
• How often should I calibrate? For most aquariums, calibrate every 2 to 4 weeks or whenever readings seem off.
• Do I need to refrigerate? Store at room temperature away from heat and light. Use immediately after opening.