ORP Calibration Powder Buffer 256mV Oxidization Reduction Potential Redox

Australian supplier, 1 to 3 days delivery in Australia if needed !!!3 x ORP Calibration Powder Buffer for ORP Redox Meters ( 256mV)This is a buffer powder and will make a 50ml calibration solution for your ORP meter or Redox meters. All you need is 50ml of distilled water to make the (50 ml calibration solution 256mV). Makes ORP/Redox calibration more convenient and easier.Specifications:This powder when mixed with 50 ml of distilled water will make 256mv ORP calibration solution at 25 degree Celsius.The composition of this ORP calibration powder is quinhydrone + potassium hydrogen phthalate.Operation steps:Add the content of the sachet into a container with 50ml (1.69oz) of distilled water at the temperature of 25c(77f)Mark the container with the ORP level powder used for future reference and keep it away from children.Please note:This product is a one-time-use product and cannot be stored.Package List:3 x ORP Calibration Powder