1.

1 TCU (True Color Unit) is equivalent to _____

A. The color produced by 1 g of platinum cobalt
B. The color produced by 1 mg of platinum cobalt
C. The color produced by 1 mg of platinum cobalt in 1L of distilled water
D. The color produced by 1 mg of platinum cobalt in 1mL of distilled water
Answer» D. The color produced by 1 mg of platinum cobalt in 1mL of distilled water


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