Specifications
| Reagent name | Total Nitrogen Working Reagent Kit |
| describe | 1 pack of total nitrogen base reagent; 1 pack of total nitrogen potassium persulfate powder; 25 packs of total nitrogen anti-interference agent; 25 pcs of total nitrogen acid reagent |
| Applicable instrument | DGB-401 |
Packing list
After-sales instructions
None
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/30406/Specification.html , which is only used by users who purchase commodities from the NBCHAO.