Pure Appl. Chem., 1998, Vol. 70, No. 12, pp. 2309-2312
http://dx.doi.org/10.1351/pac199870122309
Laboratory proficiency testing programmes
First page:
Pure Appl. Chem., 1998, Vol. 70, No. 12, pp. 2309-2312
http://dx.doi.org/10.1351/pac199870122309