Betekenis van:
spectrophotometer

Voorbeeldzinnen

1. Spectrophotometer.
2. Spectrophotometer with 10 mm quartz cells.
3. Spectrophotometer with 10 mm quartz cells
4. Spectrophotometer for making measurements between 300 and 700 nm.
5. spectrophotometer detector for making measurements at 280 nm,
6. Atomic absorption spectrophotometer equipped with an air-acetylene burner.
7. The trace element concentrations selected must lie within the range of sensitivity of the spectrophotometer used.
8. Transfer the contents of the flasks into spectrophotometer cells with optical paths of 1 cm.
9. calibration information for measuring device, and bandpass used for measuring cell viability (e.g. spectrophotometer),
10. Other biomass surrogates can be measured using a flow cytometer, fluorimeter, spectrophotometer or colorimeter.
11. Atomic absorption spectrophotometer meeting the requirements of the method with regard to sensitivity and precision in the required range.
12. After 15 minutes measure the optical density of the sample solution with the spectrophotometer at 420 nm.
13. The optical density of the yellow solution thus formed is measured in a spectrophotometer at 430 nm.
14. Measure the optical density in a spectrophotometer at 430 nm against a solution obtained by adding 10 ml of the molybdovanadate reagent (3.6) to 10 ml of water.
15. Measure the UV spectrum of this solution against 2-propanol (3.8) in the spectrophotometer (4.6) between 300 nm and 400 nm.