TRATTATIVA DIRETTA 1656442 - CIG ZC8314AFFD - GUANTI DA LAB. - FONDI ERC GRANCINI (CUP F14I18000110006), CARIPLO AMENDOLA (CUP F14I19001540005), HUB MALAVASI (CUP E18I20000020007), REG SARDEGNA CASELLA (CUP E61H12000100009), LAB.DID GEN 19, C/TERZI 18-19