| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 939.62 | USD | 20251209 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 904.3 | USD | 20251209 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 911.36 | USD | 20251209 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 911.36 | USD | 20251209 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 946.69 | USD | 20251209 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 847.78 | USD | 20251209 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 791.26 | USD | 20251209 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 798.33 | USD | 20251209 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |