| Customization: | Available |
|---|---|
| CAS No.: | 1066-33-7 |
| Formula: | Nh4hco3 |
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Since 1998, TNN Group has been founded for 2 decades. Head quarter locates in Dalian -the most beautiful coastal city in Liaoning, China. Currently, TNN has 31 staffs, self-owned offices, cooperative laboratory, independent e-commerce platform, ISO9001 and CE certification, independent trademark and other high-level professional office equipment and institutional certifications, 3 overseas companies, 2 domestic offices and two subsidiaries.
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