01PHARMACEUTICAL SUPPLIES
Precision Calibration in Individual Packets
In the quiet precision of a laboratory or workshop, consistent data begins with reliable tools. This eighteen-pack of buffer powders offers a structured approach to maintaining that reliability, keeping your instruments aligned with exact standards.
Designed for users who value consistency, these pre-measured packets streamline the calibration process. They suit any environment where pH testing is routine, from professional labs to dedicated home setups, ensuring every reading starts from a known baseline.


02MATERIALS
High-Purity Powder Formulation
The core of this kit is high-purity buffer powder, engineered to maintain specific pH values of 6.86, 4.00, and 9.18. The formulation is designed for stability, retaining its chemical integrity even after long-term storage. This durability means you do not need to rush through usage, allowing the stock to remain effective over time without losing its defined characteristics.

04PRACTICALITY
Individually Sealed for Freshness
The pack contains eighteen separate sachets, divided equally among the three pH levels. Each unit is individually sealed to protect freshness and accuracy until the moment it is needed. This format makes storage simple and transport easy, as you can take only what you require rather than opening a bulk container. The individual packaging supports organized inventory management in busy environments.
DETAILS
Compatibility and Accuracy Standards
These buffers are compatible with any pH tester and probe, removing brand-specific constraints from your setup. At 25°C / 77°F, they deliver an accuracy of ±0.01 pH, a level of precision that keeps instruments sharp. The black colouring of the packaging provides a neutral, professional appearance on shelves or benches, while the carton dimensions of 11 x 22 x 33 cm ensure compact storage.
AT A GLANCE
The key points
- 18 individually sealed packets: six each of pH 4.00, 6.86, and 9.18
- Achieves ±0.01 pH accuracy at 25°C / 77°F
- Dissolves rapidly in 250ml deionized or distilled water
- Compatible with any standard pH tester and probe
- Packaging carton measures 11 x 22 x 33 cm
Highlights
- High Accuracy
- These high-purity buffer powders precise pH calibration with ±0.01 pH accuracy at 25℃/77℉; They keep your pH testers and reliable for consistent results. High Stability: These premium buffer powders maintain accurate pH values of 6.86, 4.00, and 9.18, even after long-term storage, saving you from repeated purchases for pH calibration. Individual Packets: Includes 6 packets of pH 4.00 solution powder, 6 packets of pH 6.86 solution powder, and 6 packets of pH 9.18 solution powder; Each packet is individually sealed to freshness and accuracy, making them easy to carry and store. Quick Dissolution: These pre-measured pH buffer solution powders dissolve quickly, streamlining the calibration process; They contain no harmful substances, ensuring safe handling. Simple to Use: Compatible with any pH tester and probe; Just empty a packet into a clean glass beaker, add 250ml deionized or distilled water, stir gently until dissolved, and you’re ready for calibration. Colour:As Shown Material:pH calibration powder Package Contents: 1set * ph down Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
- High Accuracy
- These high-purity buffer powders ensure precise pH calibration with 0.01 pH accuracy at 25?/77?; They keep your pH testers sharp and reliable for consistent results. High Stability: These premium buffer powders maintain accurate pH values of 6.86, 4.00, and 9.18, even after long-term storage, saving you from repeated purchases for pH calibration. Individual Packets: Includes 6 packets of pH 4.00 solution powder, 6 packets of pH 6.86 solution powder, and 6 packets of pH 9.18 solution powder; Each packet is individually sealed to ensure freshness and accuracy, making them easy to carry and store. Quick Dissolution: These pre-measured pH buffer solution powders dissolve quickly, streamlining the calibration process; They contain no harmful substances, ensuring safe handling. Simple to Use: Compatible with any pH tester and probe; Just empty a packet into a clean glass beaker, add 250ml deionized or distilled water, stir gently until dissolved, and you’re ready for calibration.















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