Analytical Product QC Procedures and Specifications

Eichrom Resin	Procedure	Load Specification
Sr Resin	Kd of Sr. measured at 3.1N and 0.1N HNO3	Load > 100
	Stable Sr spike, 8M HNO3 load/rinse and 0.05M HNO3 strip	Gravimetric Yield: 80-105% Chemical Yield: 90-110%
TRU Resin	Kd of Eu measured at 3.1N and 0.1N HNO3	Load > 60
UTEVA Resin	Kd of Th measured at 3N and 0.1N HNO3	Load > 100
TEVA Resin	Kd of Th measured at 3N and 0.1N HNO3	Load > 200
RE Resin	Kd of Eu measured at 3.1N and 0.1N HNO3	Load > 120
LN Resin	Kd of Eu measured at 0.1N and 3.1N HNO3	Load > 700
Pb Resin	Stable Pb spike, 1M HNO3 load/rinse and H2O strip	Gravimetric Yield: 80-105% Chemical Yield: 80-120%
Ni Resin	Stable Ni spike, Ammonium citrate (pH 8-9) load/rinse and 3M HNO3 strip	Recovery: 80-105 %
Actinide Resin	Kd of Bi measured at 0.5N and 2N HCl	Load > 300

Contact Eichrom to obtain a certificate of analysis for a particular lot of any product.
For an approximate conversion of K_d to k', divide by 2.