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Ships within 48 hours · Estimated delivery Oct 3 - Oct 8
not volume
10 x 100 ft
- CDFA & OMRI Certified Organic
Our nutrient supplements are not only complete in composition but also cost-effective
Hanna 1413 uS-CM Calibration Solution -- 16 oz Carbon Filters not volumeTDS solution are produced with high quality potassium chloride in various concentrations. They are standardized using a conductivity meter calibrated with NIST potassium chloride. The 1413 ? S cm solution is the one best suited for general use. This solution is also available in combination kits with the pH 7 buffer for the easy calibration of multiparameter instruments.
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