| | Specialty Polymer Standards | | | | | | Polymer standards part numbers | | | | | Tactic polymers | | | | | | | Order No. | Description | | PSS-mmi5k | Details | MSDS | nominal MW 4660 | Poly（methyl methacrylate） isotactic | PDI: 1,24 | Packing size [mg]: 1000 | | PSS-mmi12k | Details | MSDS | nominal MW 12400 | Poly（methyl methacrylate） isotactic | PDI: 1,08 | Packing size [mg]: 1000 | | PSS-mms8k | Details | MSDS | nominal MW 7660 | Poly（methyl methacrylate） syndiotactic | PDI: 1,05 | Packing size [mg]: 1000 | | PSS-mms20k | Details | MSDS | nominal MW 22000 | Poly（methyl methacrylate） syndiotactic | PDI: 1,30 | Packing size [mg]: 1000 | | PSS-mms25k | Details | MSDS | nominal MW 24400 | Poly（methyl methacrylate） syndiotactic | PDI: 1,05 | Packing size [mg]: 1000 | | PSS-mms50k | Details | MSDS | nominal MW 46000 | Poly（methyl methacrylate） syndiotactic | PDI: 1,20 | Packing size [mg]: 1000 | | PSS-mms400k | Details | MSDS | nominal MW 438500 | Poly（methyl methacrylate） syndiotactic | PDI: 1,15 | Packing size [mg]: 1000 | | Mw = Weight average molecular weight | | Mn = Number average molecular weight | | Mp = Molar mass at the peak maximum | | PDI = Polydispersity Index | 
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