VWR®, Total Nitrogen Standards (CRMs)
Supplier: VWR Chemicals
Certificates
About this item
Certified reference materials for use as standards for Total Nitrogen, typically used as standards for Kjeldahl nitrogen determination.
- Standard solutions for photometric applications acc EN 25663 (ISO 5663) and ISO 7150
- Traceable to SRM from NIST
Shelf life: 24 months (12 months after opening)
Certifications: Certified Reference Material acc ISO 17025 / ISO 17034