Pregunta:
Calibration of absorbance scale
Autor: LEIGHTON DWIGHT OBILLOSRespuesta:
BP- potassium dichromate 0.006% w/v solution in 0.005 M H2SO4 235 nm (122.9-126.2) 257nm 9142.4-145.7) 313 nm (47-50.3) 350 nm (104.9-108.2)
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