| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Hongyang Chemical Co., Ltd. | China national standards | MT | 951.07 | USD | 20251020 |
| Shandong Zhihengda Import and Export Co., Ltd. | China national standards | MT | 1014.47 | USD | 20251020 |
| Shandong Jinwen Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 901.75 | USD | 20251020 |
| Shandong Wells Chemicals Co., Ltd. | China national standards | MT | 908.8 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | Industrial Grade | MT | 908.8 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 936.98 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 944.02 | USD | 20251020 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 845.39 | USD | 20251020 |