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🧪 Elevate your water testing game with precision you can trust!
The Hach 2635300 SpecCheck Secondary Gel Standards Set offers fast, stable, and prep-free verification of DPD chlorine levels. Designed for seamless use with Hach colorimeters and spectrophotometers, it delivers NIST-traceable accuracy and a 2-year guaranteed performance, making it ideal for both lab and field applications.






| ASIN | B00N4028YE |
| ASIN | B00N4028YE |
| Batteries Required? | No |
| Customer Reviews | 4.1 4.1 out of 5 stars (19) |
| Customer reviews | 4.1 4.1 out of 5 stars (19) |
| Date First Available | 27 March 2019 |
| Date First Available | 27 March 2019 |
| Item Package Quantity | 1 |
| Item Weight | 140 g |
| Item model number | 2635300 |
| Item model number | 2635300 |
| Manufacturer | HACH COMPANY |
| Manufacturer | HACH COMPANY |
| Part number | 2635300 |
| Product Dimensions | 7.62 x 7.62 x 7.62 cm; 140 g |
| Product Dimensions | 7.62 x 7.62 x 7.62 cm; 140 g |
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