Product grade: | Analytically pure |
---|---|
Content: | 99.99-99.9999(%) |
Executive quality standards: | GB /T 7445—1995 |
CAS: | H2 |
Please contact the supplier directly.
Or apply for purchasing agent
admin@b2bgood.com
buy goods please contact supplier , for transport and cleanrance agent email to admin@b2bgood.com