On Chemball
My Chemball
+86-571-8627 3270
![](https://res.chemball.com/upload2/5b588cc4-6eef-4333-8749-55b60cd04358.jpg)
North China Pharmaceutical Company.Ltd
North China Pharmaceutical Company.Ltd
Main Products:
Cephradine / Potassium Benzylpenicillin / Benzathine Benzylpenicillin / Procaine Penicillin G / Phenoxymethylpenicillin Potassium / Vitamin B12 / Cephalexin / Mecobalamin / Cefoxitin Sodium Salt / Cefuroxime Sodium Salt
![Vitamin B12](https://res.chemball.com/upload2/b9b092e3-4789-4809-a554-09970e3b866a.jpg?x-oss-process=image/resize,m_fill,w_500,h_500)
![Vitamin B12](https://res.chemball.com/upload2/3bf6d7ec-fd3e-4e6a-afb4-101d9c4b9b27.jpg?x-oss-process=image/resize,m_fill,w_300,h_300)
![Vitamin B12](https://res.chemball.com/upload2/ebee75ca-d290-4175-969b-d2afaf38b4fe.jpg?x-oss-process=image/resize,m_fill,w_300,h_300)
Vitamin B12 / CAS 68-19-9
- Overview
- Descriptions
- Sample