| Vendor | Spec | Unit | Price | Currency | Date |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 845.45 | USD | 20251016 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 775.0 | USD | 20251016 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 873.63 | USD | 20251016 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 831.36 | USD | 20251016 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 753.86 | USD | 20251016 |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 915.91 | USD | 20251016 |
| Nanjing Runsheng Petrochemical Co., Ltd. | China national standards | MT | 831.36 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 927.18 | USD | 20251016 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.81 | USD | 20251016 |