Recommended Methods obsolete No. 4 - Determination of Maleic Hydrazide Residues in Tobacco (CRM developed into ISO 4876) Sept 1976
Recommended Methods No. 12 - Determination of Alkaloids in Cigarette Smoke Condensate (CRM developed into ISO 3400) Sept. 1968
Recommended Methods No. 13 - Determination of Alkaloid Retention by Cigarette Filters (CRM developed into ISO 3401) Sept. 1968
Recommended Methods No. 20 - Determination of Alkaloids in Manufactured Tobacco (CRM developed into ISO 2881) Sept. 1968