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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