This page needs to be proofread.
ORGANONITROGEN PESTICIDES: METHOD 5601, Issue 1, dated 15 January 1998 - Page 12 of 21
NIOSH Manual of Analytical Methods, Fourth Edition
ORGANONITROGEN PESTICIDES: METHOD 5601, Issue 1, dated 15 January 1998 - Page 12 of 21
NIOSH Manual of Analytical Methods, Fourth Edition