Bromocresol Green pH Tester
This is a narrow range pH test indicator solution suitable for hydroponic plant cultivation. It contains 0.1% pH indicator dye dissolved in 20% ethanol. The kit consists of a 1 fl. oz. dye bottle, a sample vial and the Color Chart. Below is the actual photo of the test vials filled with 1.5 ml of the test buffers with specified pH and the dye.
Click on the "Add to Cart" button to buy it for $5.90 (S&H for orders up to $99.99 is $5.15 and free for orders $100 or more). Shipping to US locations is by USPS Priority Mail.
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