| Vendor | Spec | Unit | Price | Currency | Date |
| Shanghai Ronghe Chemical Co., Ltd. | China national standards | MT | 762.78 | USD | 20251202 |
| Shandong Laya Chemical Co., Ltd. | China national standards | MT | 748.65 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 854.59 | USD | 20251202 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 946.41 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.46 | USD | 20251202 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 854.59 | USD | 20251202 |
| Hubei Seven Eight Nine Chemical Co., Ltd. | China national standards | MT | 988.78 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 776.9 | USD | 20251202 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 727.46 | USD | 20251202 |