User Guide

For an introduction to the application and use of Certified Reference Materials in absorption spectrophotometry

Tools for Easier Compliance

combined kit

These comprehensive sets of Certified Reference Materials can be used to qualify ultraviolet and visible spectrophotometers according to the recommendations of both the US Pharmacopeia (Chapter <857>) and the European Pharmacopoeia (Chapter 2.2.25). Stray light filters are provided for both Specified wavelength and Filter Ratio Methods.

 Combined USP/EP Qualification Set

 Part number: RM-USP/EP

 
imagesPRODUCT ENQUIRY

 

Potassium Dichromate 60 mg/l & blank cell Photometric Accuracy 235 - 350 nm More information
Potassium Dichromate 600 mg/l  Photometric Accuracy 430 nm More information
Holmium Oxide Solution cell Wavelength Accuracy 240 - 640 nm More information
Potassium Chloride 10 & 5 mm cells Stray Light 190-205 nm More information
Sodium Iodide 10 & 5 mm cells  Stray Light 210 - 259 nm More information
Acetone 10 & 5 mm cells Stray Light 250 - 320 nm  More information
Sodium Nitrite 10 & 5 mm cells Stray Light 300 - 385 nm More information
Water blank 10 mm cell Stray Light 190 - 400 nm More information
Toluene in Hexane & blank cell Resolution 267 - 269 nm More information

Combined USP/EP Qualification Set
with Linearity check

 Part number: RM-USP/EP/3LIN 

 
imagesPRODUCT ENQUIRY

 

Potassium Dichromate 60 mg/l & blank cell Photometric Accuracy, 235 - 350 nm More information
Potassium Dichromate 20 mg /l Photometric Accuracy, 235 - 350 nm More information
Potassium Dichromate 100 mg/l Photometric Accuracy, 235 - 350 nm
More information
Potassium Dichromate 600 mg/l Photometric Accuracy 430 nm More information
Holmium Oxide Solution cell Wavelength Accuracy 240 - 640 nm More information
Potassium Chloride 10 & 5 mm cells Stray Light 190 - 205 nm More information
Sodium Iodide 10 & 5 mm cells Stray Light 210 - 259 nm More information
Acetone 10 & 5 mm cells Stray Light 250 - 320 nm More information
Sodium Nitrite 10 & 5 mm cells Stray Light 300 - 385 nm More information
Water blank 10 mm cell Stray Light 190 - 400 nm More information
Toluene in Hexane & blank cell Resolution 267 - 269 nm More information