| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhenkun New Materials Co., Ltd. | 90% | MT | 395.74 | USD | 20251210 |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 438.14 | USD | 20251210 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 537.08 | USD | 20251210 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1031.76 | USD | 20251210 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 537.08 | USD | 20251210 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1031.76 | USD | 20251210 |
| Zhangzhou Xiangcheng San'an Chemical Co., Ltd. | China national standards | MT | 466.41 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.02 | USD | 20251210 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 636.02 | USD | 20251210 |
| Shandong Langcheng Chemical Co., Ltd. | 90% | MT | 452.28 | USD | 20251210 |