| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 883.6 | USD | 20251204 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 819.99 | USD | 20251204 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 862.4 | USD | 20251204 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 841.19 | USD | 20251204 |
| Jia'en Chemical (Shandong) Co., Ltd. | China national standards | MT | 954.29 | USD | 20251204 |
| Jiangsu Xiaomi Chemical Trading Co., Ltd. | China national standards | MT | 815.74 | USD | 20251204 |
| Shandong Junfeng New Materials Co., Ltd. | China national standards | MT | 918.95 | USD | 20251204 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |
| Beijing Yanshan Petrol-Chemical Industry Co., Ltd. | China national standards | MT | 909.05 | USD | 20251204 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 975.5 | USD | 20251204 |