Specifications
| Execution standards | GB1762-89 |
| Weight | 500g |
| bottom area | 1c㎡ |
| Specimen size | 50×120mm |
| Filter paper | 20×20mm |
Packing list
Instrument X3, Encasement box X1, manual X1, certificate X1
After-sales instructions
【Attention】
The purchase of this product is calculated from the date of the purchase contract, and the warranty period is 1 year, and the freight is borne by the customer during the warranty period.
Damage caused by improper use is not covered by the warranty.
[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/631/Specification.html , which is only used by users who purchase commodities from the NBCHAO.