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- Johnson Matthey Ruthenium Price Trend Chart on Feb 16,1993Feb 16, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 15,1993Feb 15, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 12,1993Feb 12, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 11,1993Feb 11, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 10,1993Feb 10, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 09,1993Feb 09, 1993
- Johnson Matthey Ruthenium Price Trend Chart on Feb 08,1993Feb 08, 1993