Three Ways to Order Your Science Supplies

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By Phone - Call us at 800.628.7748
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By Fax - Fax your order with our
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Biocam.  What is pH?  This wall chart defines pH and the pH scale and compares pure water to acids and bases.  A colorful pH strip runs the length of the chart and show common substances, including foods and their pH.  18" x 24" laminated.                                                                                                                                                                                            

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