Blue Bottle Reaction Classroom Demonstration Kit - $40 - (Pinson, AL)
Blue Bottle Reaction Classroom Demonstration Kit Discover the principle of oxidation-reduction with a mysterious color change. When a flask containing a colorless solution is shaken, a blue color appears. After a few seconds, the blue color fades and the solution becomes colorless again. Shake again to get the blue color back. The can be repeated many times. Methylene blue acts as a catlyst for the oxidation of dextrose by gaseous oxygen. Methylene blue indicator is blue in the oxidized form and colorless in the reduced form. Shaking the flask dissolves oxygen in the solution and oxidizes the dye back to the blue form. If the solution is allowed to stand, the methylene is reduced by dextrose back to the colorless form. Contains: (enough for 5 demos) 1 x 250 ml Potassium Hydroxide, 1.0M Solution 1 x 6 ml Methylene Blue Chloride, 1% Solution 5 bags x 5g Dextrose (Glucose) Powder This item will be shipped by postal mail, continental US only. Each bottle of our reagents come standard with an MSDS sheet included. If you require a copy of this prior to purchase, please contact us. Shipping Payment Returns About Us For orders within the Contiguous United States (not available for Hawaii, Alaska, US Territories or International destinations) we use one price shipping: take the single highest shipping charge from all the items you have bought and that is your shipping. i.e. If you buy 50 items and the highest charge is $ 8.95 on any item, that is your total shipping charge. This will save you money and simplify the checkout process. Buy what you want for one single low-priced shipping charge. All of our shipping fees include insurance, tracking, handling and packing. Please read below for international shipping policies, this policy does not apply to international. We will ship either UPS or USPS, our choice. This policy does not apply to the states of Alaska or Hawaii, nor does it apply to US Territories. If you have a preference of shipping, please specify in the notes …
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