| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 901.32 | USD | 20251013 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 915.4 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 957.65 | USD | 20251013 |
| Nanjing Waien Chemical Technology Co., Ltd. | China national standards | MT | 950.61 | USD | 20251013 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 1267.48 | USD | 20251013 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 873.15 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 887.24 | USD | 20251013 |