CHEMHUB

Laboratory instruments, namely, electronic spectrophotometer, with an integrated heater, for use in identifying and measuring colors and measurement probes for scientific purposes; Educational kits sold as a unit, comprised primarily of downloadable digital textbooks for lessons and curriculum courses in the fields of scientific disciplines and also including chemicals to complete lessons and curriculum courses in all science disciplines

Educational kits sold as a unit comprised primarily of printed textbooks, teacher guides, and manuals, for lessons and curriculum courses in the field of all scientific disciplines and also including chemical to complete lessons and curriculum courses in all scientific disciplines