|
NORTHWICK PARK AND ST MARKS NHS TRUST
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NORTON WELLS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- June 2026
- July 2026
- August 2026
- September 2026
|
|
NOTTINGHAM UNIVERSITY HOSPITALS NHSTRUST
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- April 2026
- May 2026
- July 2026
- August 2026
- September 2026
|
|
NOVA BIOMEDICAL CORPORATION
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
NOVAMEDREX LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NOVARTIS PHARMACEUTICALS UK LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
|
|
NOVATRON SCIENTIFIC LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
NOVELIS UK LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- February 2026
- March 2026
- April 2026
- June 2026
- August 2026
|
|
NOVO NORDISK LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- March 2026
- April 2026
- June 2026
|
|
NOVO NORDISK RESEARCH AND DE VELOPMENT U K LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- June 2026
- July 2026
- August 2026
- September 2026
|
|
NOVOGENE (UK) COMPANY LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- September 2026
|
|
NOW GROUP UK LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- February 2026
- March 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
NPL MANAGEMENT LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- July 2026
- September 2026
|
|
NUCLEAR DECOMMISSIONING AUTHORITY
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NUCLEAR RESTORATION SERVICES LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NUCLERA LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- March 2026
- May 2026
- June 2026
- July 2026
|
|
NUCORE GROUP LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NUFFIELD HEALTH FAO JAMES LLEWELLYN/TAX TEAM
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- February 2026
- June 2026
- July 2026
|
|
NUPSALA LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
NXERA PHARMA UK LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
O3 ZONE LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OCEAN INFINITY GROUP LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OCEAN SCIENTIFIC INTERNATIONAL LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
OEA LABORATORIES LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OEMETA (UK) LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OFFSHORE HELICOPTER SERVICES UK LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OFFSHORE WATER MANAGEMENT LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OGPM LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OIL SALVAGE LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OILYBITS LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OKUK HOLDINGS LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
OLDBURY ENERGY SOLUTIONS (UK) LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OLEOCHEM PROJECT MANAGEMENT LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OLIVER IGD LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OMASS THERAPEUTICS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OMEGA DIAGNOSTICS LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
OMICRON RESEARCH LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- February 2026
- March 2026
- April 2026
- August 2026
|
|
OMID GENETICS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OMMICA LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- April 2026
- May 2026
- June 2026
- July 2026
- August 2026
- September 2026
|
|
OMRON ELECTRONICS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
ONE BUSINESS SUPPLIES LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
ONLYDENT LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
ONTIC ENGINEERING & MANUFACTURING UK LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- August 2026
- September 2026
|
|
ONYA THERAPEUTICS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
OPTICAL SCIENCES LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- April 2026
- June 2026
- July 2026
- September 2026
|
|
OPTIGENE LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- April 2026
- May 2026
- September 2026
|
|
OPTIGENOMICS LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
ORBITAL SCIENTIFIC SUPPLIES LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
- January 2026
- February 2026
- March 2026
- August 2026
|
|
ORCHARD THERAPEUTICS (EUROPE) LIMITED
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|
|
ORIBIOTECH LTD
|
Commodity code: 38 22 90 0038229000
|
Certified reference materials |
|