GH pH 1 oz. test kit with test vial offers wide spectrum testing (pH 4.0 to 8.5). This concentrated solution requires only 5 drops per test.
Only logged in customers who have purchased this product may leave a review.
GH pH 1 oz. test kit with test vial offers wide spectrum testing (pH 4.0 to 8.5). This concentrated solution requires only 5 drops per test.
Only logged in customers who have purchased this product may leave a review.
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