| Vendor | Spec | Unit | Price | Currency | Date |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1043.94 | USD | 20251104 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.05 | USD | 20251104 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.21 | USD | 20251103 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1058.32 | USD | 20251103 |
| Dongying Huatai Fine Chemical Co., Ltd. | China national standards | MT | 1044.02 | USD | 20251102 |