| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.04 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 931.58 | USD | 20251124 |
| Jinan Shengfeng Industry and Trade Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Hongxin CHEMICALS Co., Ltd. | China national standards | MT | 903.36 | USD | 20251124 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 846.9 | USD | 20251124 |
| New SOLAR Technology Group Co., Ltd. | China national standards | MT | 804.55 | USD | 20251124 |