| Vendor | Spec | Unit | Price | Currency | Date |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 918.16 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 748.65 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 748.65 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 776.9 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 819.28 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 706.27 | USD | 20251202 |
| Chizhou Xinyu Chemical Technology Co., Ltd. | China national standards | MT | 960.53 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 706.27 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 791.03 | USD | 20251202 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 706.27 | USD | 20251202 |