| Vendor | Spec | Unit | Price | Currency | Date |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 929.64 | USD | 20251015 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 922.26 | USD | 20251014 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 929.3 | USD | 20251014 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 929.49 | USD | 20251013 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 922.44 | USD | 20251013 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 935.99 | USD | 20251011 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 935.99 | USD | 20251010 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 964.14 | USD | 20251010 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 956.37 | USD | 20251009 |
| Shiyou CHEMICAL(Yangzhou) Co., Ltd. | China national standards | MT | 963.4 | USD | 20251009 |