| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.37 | USD | 20251110 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.48 | USD | 20251110 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251109 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251109 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251108 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251108 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.67 | USD | 20251107 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251107 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251107 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.78 | USD | 20251107 |