Gravimetric measuring instruments; weighing devices; weighing scales of all types; mechanical, electrical and electronic parts for gravimetric measuring instruments, weighing devices and weighing scale, namely, fastening means, weighing pans, draft shield, protection covers, transport cases, weights, load cells being measuring instruments, electronic displays, namely, LCD, LED, TFT and touch screen displays, and computer software for operating gravimetric measuring instruments, weighing devices and weighing scales, all for gravimetric measuring instruments, weighing devices and weighing scales; load cells being measuring instruments, weighing cells, and weigh modules all being parts of weighing apparatus and instruments and parts and fittings thereof; barcode scanners; hand scanners; electromagnetic scanners; optical scanners; image scanners; optical character readers; cameras; computers; computer software for operating gravimetric measuring instruments, weighing devices and weighing scales, data processing devices, weighing scales and weighing devices all for safe-guarding of the undertaking of instructions, back traceability and compliance with legal requirements; computer software for operating gravimetric measuring instruments, weighing devices and weighing scales, data processing devices and computer networks for weighing devices, all for workflow management, for device integration, for information sharing and for documentation of work processes; Interfaces for computers based on source codes for data communication, software installation, data exchange, remote diagnosis, assistance with programmable client/server functions for the connection of weighing devices, measuring devices and laboratory devices to a network; accessory and periphery devices used in connection with the aforementioned devices and systems for weighing, namely, foot pedals, weighing tweezers, weighing forks, weighing grips, dosing spatulas for placing material on weighing scales, driers, remote electronic displays and printers