| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1199.21 | USD | 20251101 |
| Shandong Langcheng Chemical Co., Ltd. | China national standards | MT | 1178.05 | USD | 20251101 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1142.78 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1142.78 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1142.78 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1142.78 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1142.78 | USD | 20251101 |
| Aite (Zhejiang) Supply Chain Management Co., Ltd. | China national standards | MT | 1128.67 | USD | 20251101 |
| Shandong Jinling Chemical Ao.,ltd | China national standards | MT | 1241.53 | USD | 20251101 |
| Shandong Aite Chemical Co., Ltd. | China national standards | MT | 1269.75 | USD | 20251101 |