| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1042.33 | USD | 20251015 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.41 | USD | 20251015 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1041.95 | USD | 20251014 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1056.03 | USD | 20251014 |