| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 755.77 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 755.77 | USD | 20251128 |
| Shandong Hongshuo Chemical Technology Co., Ltd. | China national standards | MT | 819.34 | USD | 20251128 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 755.77 | USD | 20251128 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Shandong Xima Supply Chain Management Co., Ltd. | China national standards | MT | 791.08 | USD | 20251128 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 762.83 | USD | 20251128 |
| Liaocheng Jinxinda New Material Co., Ltd. | China national standards | MT | 784.02 | USD | 20251128 |
| Shandong Huize Chemical Technology Co., Ltd. | China national standards | MT | 819.34 | USD | 20251128 |
| Lihuayi Weiyuan Chemical Co., Ltd. | China national standards | MT | 1101.87 | USD | 20251128 |