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The Hach pH Buffer Solution Kit offers three color-coded, NIST-traceable buffer solutions (pH 4.01, 7.00, 10.01) in airtight 4L bottles, delivering ±0.02 pH accuracy. Designed for seamless calibration of Hach and other pH meters, this 3-pack supports diverse water quality applications from lab to field, ensuring precision and convenience for professionals who demand reliable results.






| ASIN | B00R3EFVSC |
| Best Sellers Rank | #265,094 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #125 in Chemical Buffers |
| Brand | HACH |
| Brand Name | HACH |
| Container Type | Bottle |
| Customer Reviews | 4.4 out of 5 stars 12 Reviews |
| Included Components | Lab |
| Item Form | Liquid |
| Item Volume | 4 Liters |
| Manufacturer | Hach |
| Model Number | 2507200 |
| Package Information | Bottle |
| Part Number | 2507200 |
| Unit Count | 1 Count |
| Volume | 4 Liters |
S**M
Simple
Tuff not to give a 5 star, great price, fast delivery and does what it should.
L**A
Four Stars
Good deal
Trustpilot
5 days ago
2 months ago