| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 1272.03 | USD | 20251210 |
| Jinan Angxin Chemical Co., Ltd. | China national standards | MT | 975.22 | USD | 20251210 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 819.75 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 862.15 | USD | 20251210 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 861.91 | USD | 20251209 |
| Lihuayi Group Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Shandong Jinshengrun Chemical Co., Ltd. | China national standards | MT | 904.3 | USD | 20251209 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |