| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 1269.73 | USD | 20251027 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 1093.38 | USD | 20251027 |
| Shandong Mingyu Supply Chain Management Co., Ltd. | China national standards | MT | 1051.06 | USD | 20251027 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 917.03 | USD | 20251027 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.85 | USD | 20251027 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1199.19 | USD | 20251027 |
| Zhejiang Petroleum&Chemical Co., Ltd. | China national standards | MT | 931.14 | USD | 20251027 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 987.57 | USD | 20251027 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 919.85 | USD | 20251027 |