SH/T 1800-2016 Analysis of monomer content and sequence structure of plastic ethylene-propylene copolymer polypropylene by carbon-13 nuclear magnetic resonance spectroscopy (English Version)
2016SH/T 1800-2016 Analysis of monomer content and sequence structure of plastic ethylene-propylene copolymer polypropylene by carbon-13 nuclear magnetic resonance spectroscopy