I have C71X07:

	Cu	Sn	Pb	Zn	Ni	Fe	Mn	As	Sb
C71X07	83.66	6.1	4	5.2	0.51	0.08	0.01	0.2	0.22

 

I have other BNF standards, but not any on your list.

 

 

Matthew Ponting BA PhD FSA

RACOM – ERC funded research project

Senior Lecturer in Archaeological Materials

Archaeology, Classics and Egyptology

The University of Liverpool

12/14 Abercromby Square

Liverpool

L69 1WZ

 

Tel: 0151-794-4393

 

 

 

 

 

Dear all,

 

Does anyone have the composition/certificates of these BNF standards?

Cupro-Nickel: C62X07

Cupro-Nickel: CN1C

Cupro-Nickel: CN5B

Gun metal: C71X07

Gun metal: GM3A

Nickel-silver: C65X17

 

Thank you and best wishes, Agnese

 

 

 

 

-- 

Dr. Agnese Benzonelli

Technician in archaeomaterials preparation and analysis

 

UCL Institute of Archaeology

31-34 Gordon Square

London, WC1H 0PY

 

 

 

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