Welcome to the Internet's largest offering of high quality tweezers. Most of the tweezers sold by SPI are made in Switzerland, and are the very highest quality tweezers anywhere in the world. At this point in time all gold plating and PTFE® coating of tweezers are also done in Switzerland, and for the same reason - we just have not found anywhere in the world that can match the high Swiss quality. Locate tweezer by Style #
Select the mortar and pestle that has the right characteristics and price for your application. Mortar and pestle sets come in a variety of different materials of construction. Consideration should be given as to whether what is being used currently is indeed the "right" choice given the lower limits of detection possible with modern analytical instrumentation.
SPI Supplies brings you only the very highest quality in high vacuum greases. Our website provides needed information to make an informed kind of decision as to which high vacuum grease is going to have the highest likelihood of working in your application. Be sure to use high quality high vacuum grease products for critical high vacuum requirements!
For the calibration of optical measuring instruments including all light microscopes. These high quality stage micrometers are used for routine calibration of a variety of optical measuring instruments. For the professional light microscope user or researcher, these are the ultimate calibration standards for their light microscopes.