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°F 39-46 Freezing Range
UPC Code: 816731017503
and African violets) and is also a perfect aid for peppers
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Tannins and Lignins Water Test nutrient-combo °F 39-46 Freezing RangeRecommended for targeted testing of tannins in drinking water. Tannins are naturally occurring organic compounds commonly classified as fulvic or humic acids and lignins. They form when vegetation is degraded and fermented, and then enter the water supply. This package is ideal for clients on well waterparticularly those noticing yellow coloration, staining of fabrics, fixtures, and dishes. Tannins can also impart a musty earthy odor to water and lead
