Basis sets for checking the spectrophotometer according to Ph. Eur. (EP 11)

EP-Basis Set for UV/Vis-range:

 Article-No.:  667EP1001

for wavelength range: 240 - 640 nm and absorbance range: 0.25 - 1.0 Abs

Application Content Certified wavelength in nm
Checking the photometric accuracy in UV-range UV506, 6 mg/l Niacin in HCl, (0.25 Abs)
UV512, 12 mg/l Niacin in HCl, (0.5 Abs)
UV524, 24 mg/l Niacin in HCl, (1.0 Abs)
UV599, Hydrochloric acid (HCl, reference filter)
213, 261
 
Checking the photometric accuracy in the Vis-range F2, Neutral Density Glass filter with 0.25 Abs
F3,  Neutral Density Glass filter with 0.5 Abs
F4,  Neutral Density Glass filter with 1.0 Abs
440, 465, 546.1, 590, 635
Checking the wavelength accuracy UV5, Holmium oxide in HClO4
UV14, Perchloric acid (HCl, reference filter)
241, 287, 361, 451, 485, 536, 640
Checking
stray light
UV11, Sodium Nitrite in H2O
UV12, Pure water (H2O, reference filter)
Absorbance 3.0 Abs at 340 nm and 370 nm
Cut-off: 388
Checking the
spectral resolution
UV6, Toluene in Hexane
UV9, Hexane (reference filter)
Scan: 265 - 270
Slit widths: 0.5, 1.0, 1.5, 2.0, 3.0


Request filter set  

EP-Basis Set for UV-range:

Article-No.:  667EP1002

for wavelength range: 240 - 400 nm and absorbance range: 0.25 - 1.0 Abs

Application Content Certified wavelength in nm
Checking the photometric accuracy in UV-range UV506, 6 mg/l Niacin in HCl, (0.25 Abs)
UV512, 12 mg/l Niacin in HCl, (0.5 Abs)
UV524, 24 mg/l Niacin in HCl, (1.0 Abs)
UV599, Hydrochloric acid (HCl, reference filter)
213, 261
 
Checking the wavelength accuracy UV5, Holmium oxide in HClO4
UV14, Perchloric acid (HClO4, reference filter)
241, 287, 361, 451, 485, 536, 640
Checking
stray light
UV23, Potassium Iodide in H2O
UV12, Pure water (H2O, reference filter)
Absorbance 3.0 Abs at 250 nm
Cut-off: 259
Checking the
spectral resolution
UV6, Toluene in Hexane
UV9, Hexane (reference filter)
Scan: 265 - 270
Slit widths: 0.5, 1.0, 1.5, 2.0, 3.0


Request filter set  


Optical Reference Materials (Brochure & User Manual EN)

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Phone: +1 5169 3908 88
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www.hellmausa.com

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