Hunter's Trace Stock Solution Recipe

#
1
Component	Na₂EDTA•2H₂O (Sigma ED255)
Amount	50 g/L
Final Concentration	0.134 mM
2
Component	ZnSO₄•7H₂O (Sigma Z 0251)
Amount	22 g/L
Final Concentration	0.077 mM
3
Component	H₃BO₃ (Baker 0084)
Amount	11.4 g/L
Final Concentration	0.184 mM
4
Component	MnCl₂•4H₂O (Baker 2540)
Amount	5.1 g/L
Final Concentration	0.026 mM
5
Component	FeSO₄•7H₂O
Amount	5 g/L
Final Concentration	0.018 mM
6
Component	CoCl₂•6H₂O (Sigma C 3169)
Amount	1.6 g/L
Final Concentration	0.007 mM
7
Component	CuSO₄•5H₂O (MCIB 3M11)
Amount	1.16 g/L
Final Concentration	0.005 mM
8
Component	(NH₄)₆Mo₇O₂₄•4H₂O (Mallinckrodt 3420)
Amount	1.1 g/L
Final Concentration	0.0008 mM

#
1
Component	Na₂EDTA•2H₂O (Sigma ED255)
Amount	50 g/L
Final Concentration	0.134 mM
2
Component	ZnSO₄•7H₂O (Sigma Z 0251)
Amount	22 g/L
Final Concentration	0.077 mM
3
Component	H₃BO₃ (Baker 0084)
Amount	11.4 g/L
Final Concentration	0.184 mM
4
Component	MnCl₂•4H₂O (Baker 2540)
Amount	5.1 g/L
Final Concentration	0.026 mM
5
Component	FeSO₄•7H₂O
Amount	5 g/L
Final Concentration	0.018 mM
6
Component	CoCl₂•6H₂O (Sigma C 3169)
Amount	1.6 g/L
Final Concentration	0.007 mM
7
Component	CuSO₄•5H₂O (MCIB 3M11)
Amount	1.16 g/L
Final Concentration	0.005 mM
8
Component	(NH₄)₆Mo₇O₂₄•4H₂O (Mallinckrodt 3420)
Amount	1.1 g/L
Final Concentration	0.0008 mM

#	Component	Amount	Stock Solution Concentration	Final Concentration
1	Na₂EDTA•2H₂O (Sigma ED255)	50 g/L		0.134 mM
2	ZnSO₄•7H₂O (Sigma Z 0251)	22 g/L		0.077 mM
3	H₃BO₃ (Baker 0084)	11.4 g/L		0.184 mM
4	MnCl₂•4H₂O (Baker 2540)	5.1 g/L		0.026 mM
5	FeSO₄•7H₂O	5 g/L		0.018 mM
6	CoCl₂•6H₂O (Sigma C 3169)	1.6 g/L		0.007 mM
7	CuSO₄•5H₂O (MCIB 3M11)	1.16 g/L		0.005 mM
8	(NH₄)₆Mo₇O₂₄•4H₂O (Mallinckrodt 3420)	1.1 g/L		0.0008 mM

Note: Final concentration listed is for the stock solution.