Thermo Fisher Scientific ORION Ionic Strength Adjusters Thermo Fisher Scientific Scientific. Colored white powder helps identify which ions are present. Not all ions are present in the same solutions. Color changes from one solution to another. The color changes can be monitored and compared to the color of the solution being adjusted. The ORION PLUS is a dual-ion strength unit. Color indicates when the change from one solution to another is more than one unit. Insert ORION PLUS into the solution being adjusted. Once the change in color is recognized the color change displays in a different color. All solutions are easily removed by plugging the ORION PLUS into the receptacle of a probe or electrode and returning the probe or electrode to the holder. The pins do not require disassembling. Specifications for Thermo ORION Ionic Strength Adjusters Thermo Scientific 930711 : For Electrode: Fluoroborate Nitrate Thermo Scientific No.: 930711 Unit: Each (475 ML) (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Thermo Fisher Scientific products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic pH Meters with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for Thermo pH Meters. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the Thermo ORION Ionic Strength Adjusters Thermo Scientific 930711/ 34185-552 we carry a full complement of pH Meters as well as other product offerings from Thermo Fisher Scientific. We also carry a full line of Thermo accessories to help meet your laboratory and scientific needs. For a complete selection of Thermo pH Meters please visit our Thermo Fisher Scientific page. For more brand name pH Meters please visit our pH Meters store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. Thermo Fisher Scientific ORION Ionic Strength Adjusters Thermo Fisher Scientific Scientific 930711