| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.41 | USD | 20251125 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.41 | USD | 20251125 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.41 | USD | 20251125 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.41 | USD | 20251125 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1072.73 | USD | 20251124 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1115.08 | USD | 20251124 |