Certified standards kit for the HI784 Marine Magnesium Checker HC by Hanna Instruments. Use to easily calibrate and test proper functionality of your Hanna Colorimeter. The kit includes one sealed cuvette with a zero-magnesium value and one cuvette that is tinted to a standard magnesium value at 25°C.
- Pre-tinted standard value
- Supplied with Certificate of Analysis
- Reusable with a long shelf-life
- Labeled with product code, lot number, and expiration date for quality assurance
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