| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 774.57 | USD | 20251013 |
| Shandong Jiachang Chemical Co., Ltd. | China national standards | MT | 844.99 | USD | 20251013 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 753.45 | USD | 20251013 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 802.74 | USD | 20251013 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 802.74 | USD | 20251013 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 788.65 | USD | 20251013 |