| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 1057.56 | USD | 20251023 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1339.58 | USD | 20251023 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 987.06 | USD | 20251023 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 895.4 | USD | 20251023 |
| Shaanxi Yanchang Petroleum (Group) Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Wanhua Chemical Group Co., Ltd. | China national standards | MT | 930.65 | USD | 20251023 |
| Sinopec Northeast Natural Gas Sales Co., Ltd. | China national standards | MT | 1198.57 | USD | 20251023 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 1219.72 | USD | 20251023 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 972.95 | USD | 20251023 |
| Changzhou Juyun Materials Co., Ltd. | China national standards | MT | 1353.68 | USD | 20251023 |