SUBSCRIBER NOTE: Platts to assess M1, M2 spot price assessments for European C2, C3

Platts will add assessments for Month 1 and Month 2, delivery dates, for European ethylene and propylene markets from June 13. M1 will represent current month and M2 will represent the subsequent month. CIF NWE M1 and M2 spot prices for European ethylene and propylene will be assessed daily. CIF Med ethylene and FD NWE, CIF NWE chemical grade propylene M1 and M2 spot prices will be assessed on Friday.

Platts currently assesses delivery by pipeline or vessel 3-30 days forward from the day of publication for both ethylene and propylene for all grades, these assessments will continue to be published. Platts current assessments are Ethylene FD NWE EUR HPAJE00 Ethylene CIF NWE USD PHAJD00 Ethylene CIF Med Weekly USD PHAJC00 Polygrade propylene FD NWE EUR HPAJQ00 Polygrade propylene CIF NWE EUR HPAJP00 Chemgrade propylene FD NWE Weekly EUR HPAJZ00 Chemgrade propylene CIF NWE Weekly EUR HPAJY00

These are published on pages PC236, PC237 PC543, PC300 and PC308 and on Platts Petrochemical Alert and Olefinscan. The new assessments will also be published in Platts Petrochemical Alert and Olefinscan.

Please send any comments and queries to pl_petchems_ln@platts.com and pricemethodology@platts.com.

For written comments, please provide a clear indication if comments are not intended for publication by Platts for public viewing. Platts will consider all comments received and will make comments not marked as confidential available upon request.