| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 1030.59 | USD | 20251112 |
| Luxi Chemical Group Co., Ltd. | China national standards | MT | 1016.48 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1250.83 | USD | 20251112 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1174.59 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 889.42 | USD | 20251112 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.71 | USD | 20251112 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 1044.71 | USD | 20251112 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 1072.95 | USD | 20251112 |