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🧪 Calibrate with Confidence — Because Accuracy Never Goes Out of Style
Hach Chlorine Standard Solution offers a precise 25-30 mg/L chlorine concentration in easy-to-use 2 mL PourRite ampules. Each pack contains 20 ampules with lot-specific calibration labels, ensuring reliable and waste-minimized accuracy checks for chlorine determinations in professional lab settings.






| ASIN | B00N4025R4 |
| Best Sellers Rank | #774,819 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #284 in Chemical Standards |
| Brand | HACH |
| Brand Name | HACH |
| Item Form | Liquid |
| Manufacturer | HACH COMPANY |
| Manufacturer Part Number | 2630020 |
| Model Number | 2630020 |
| Number of Items | 20 |
| Unit Count | 1.0 Count |
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