| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Jinrihe Chemical Co., Ltd. | 90% | MT | 423.1 | USD | 20251120 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 634.65 | USD | 20251120 |
| Liaocheng Yuanze Chemical Co., Ltd. | 90% | MT | 535.93 | USD | 20251120 |
| Liaocheng Jinxinda New Material Co., Ltd. | 90% | MT | 394.89 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | 90% | MT | 493.62 | USD | 20251120 |
| Shandong Yushuo Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | 90% | MT | 493.62 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 437.2 | USD | 20251120 |
| Shandong Shuojia Chemical Co., Ltd. | China national standards | MT | 423.1 | USD | 20251120 |
| Shanghai SKY Chem Industrial Co., Ltd. | China national standards | MT | 585.29 | USD | 20251120 |