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🧪 Elevate your chlorine testing game with lab-grade precision and effortless reliability!
The Hach SpecCheck Secondary Gel Standards Set offers four ready-to-use sealed gel cells simulating chlorine concentrations from 0 to 2.0 mg/L Cl₂. Designed for laboratory-grade accuracy, these computer-formulated standards provide consistent instrument calibration with a two-year shelf life. Non-hazardous and easy to handle, this kit ensures reliable water quality testing with minimal hassle.
| Customer Reviews | 4.2 out of 5 stars 18 Reviews |
W**E
I would buy again
Product was as described and was only a month old so the expiration dates were far enough out that I would have a long life use for the item.
J**H
Expensive
They expire less than a year from date of receipt
R**.
SpecChek works!
This product is used to perform monthly accuracy checks required by the state of Texas for Hatch Chlorine Testers. The product arrived on time and was well packaged.
Trustpilot
1 month ago
2 weeks ago