| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 739.97 | USD | 20251017 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 909.1 | USD | 20251017 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 1028.91 | USD | 20251017 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 845.68 | USD | 20251017 |
| Shandong Fushengyong Trading Co., Ltd. | Industrial Grade | MT | 902.06 | USD | 20251017 |
| Qingdao Shengze Chemical Co., Ltd. | Industrial Grade | MT | 817.49 | USD | 20251017 |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 902.06 | USD | 20251017 |
| Jinan Dezheng Chemical Co., Ltd. | Industrial Grade | MT | 817.49 | USD | 20251017 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 916.15 | USD | 20251017 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 902.06 | USD | 20251017 |