| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 740.85 | USD | 20251113 |
| Shijiazhuang Bailong Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 762.01 | USD | 20251113 |
| Jinan Jinhao Chemical Co., Ltd. | China national standards | MT | 747.9 | USD | 20251113 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 846.68 | USD | 20251113 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.46 | USD | 20251113 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 853.74 | USD | 20251113 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.35 | USD | 20251113 |
| Shandong Zhongke Taihua New Material Co., Ltd. | China national standards | MT | 945.46 | USD | 20251113 |
| Shandong Qiangsen Chemical Co., Ltd. | China national standards | MT | 804.71 | USD | 20251112 |