| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Jinshengrun Chemical Co., Ltd. | Industrial Grade | MT | 886.72 | USD | 20251011 |
| Nanjing Baitu Chemicals Co., Ltd. | China national standards | MT | 816.35 | USD | 20251011 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1013.4 | USD | 20251011 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 928.95 | USD | 20251011 |
| Jinan Pulaihua Chemical Co., Ltd. | China national standards | MT | 1111.92 | USD | 20251011 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Nantong Zhonghe Chemical New Material Co., Ltd. | China national standards | MT | 844.5 | USD | 20251011 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 731.9 | USD | 20251011 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 943.02 | USD | 20251011 |