| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 508.52 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Shandong Xingpeng Yongfa Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Shandong Hanyue Chemical Co., Ltd. | China national standards | MT | 409.64 | USD | 20251202 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 480.27 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 1130.04 | USD | 20251202 |
| Jinan Jinrihe Chemical Co., Ltd. | China national standards | MT | 437.89 | USD | 20251202 |
| Shandong Qiancheng New Materials Co., Ltd. | China national standards | MT | 395.51 | USD | 20251202 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.65 | USD | 20251202 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 423.76 | USD | 20251202 |