| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 407.02 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 452.24 | USD | 20251201 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.96 | USD | 20251201 |
| Wuhan Hengjiu Chemical Co., Ltd. | 90% | MT | 438.11 | USD | 20251201 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 494.64 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.64 | USD | 20251201 |
| Shandong FUZE New MATERIALS Co., Ltd. | China national standards | MT | 395.71 | USD | 20251201 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 635.96 | USD | 20251201 |
| Shandong Yihe Fine Chemical Co., Ltd. | China national standards | MT | 339.18 | USD | 20251201 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 494.64 | USD | 20251201 |