Potassium dichromate standard solutions in sulfuric acid (0.01N)
About This Item
NACRES:
NA.24
UNSPSC Code:
41116107
eCl@ss:
25140904
Quality Segment: 100
Techniques: UV/Vis spectroscopy: suitable
Applications: environmental, pharmaceutical
Format: Mixture
Storage Temperature: 15-25°C
Analysis Note:
Absorbance measured in 10 mm cells at 20 ± 1 °C against sulfuric acid reference solution:
Wavelength: 235 nm, 50 mg/l: 0.621 ± 0.02, 100 mg/l: 1.242 ± 0.02
Wavelength: 257 nm, 50 mg/l: 0.722 ± 0.02, 100 mg/l: 1.444 ± 0.02
Wavelength: 313 nm, 50 mg/l: 0.242 ± 0.02, 100 mg/l: 0.484 ± 0.02
Wavelength: 350 nm, 50 mg/l: 0.536 ± 0.02, 100 mg/l: 1.071 ± 0.02
Absorbance (235 nm; 50 mg/l): 0.601-0.641
Absorbance (257 nm; 50 mg/l): 0.702-0.742
Absorbance (313 nm; 50 mg/l): 0.222-0.262
Absorbance (350 nm; 50 mg/l): 0.516-0.556
Absorbance (235 nm; 100 mg/l): 1.222-1.262
Absorbance (257 nm; 100 mg/l): 1.424-1.464
Absorbance (313 nm; 100 mg/l): 0.464-0.504
Absorbance (350 nm; 100 mg/l): 1.051-1.091
