Secondary standards for calibrating spectrophotometers

Check for spectral resolution

Toote variatsioonid

Catalog numberPKProduct specific notesTypeKogus 
6.231 5551.00Reference filter UV9, n-hexane667-UV9
6.240 5351.00Calibration set according to European Pharmacopoeia, contains filter UV6, UV9667.200-UV
9.190 9831.00Liquid filter UV6, Toluene in n-hexane667-UV6