Determination of dihydroxypropyltheophylline related substances by Ultisil Plus C18

Published by News Editor on

ColumnUltisil® Plus C18（4.6×150mm，3.5μm)
Mobile PhaseSo methanol/water is equal to 10/90
Detection272nm
Temperature30℃
Flow Rate1.0 ml/min
Injection Volume10 μL

If you have any problem or require further information, please contact info@welchmat.com.

Categories: Applications Info

0 Comments

Leave a Reply

Avatar placeholder

Your email address will not be published. Required fields are marked *

Related Posts

Applications Info

Determination of NMN (Nicotinamide Mononucleotide) Content using Ultisil LP-C18

Column Welch Ultisil®LP-C18（4.6×250mm，5μm) Mobile Phase Time 0.05 mol/L Potassium Acetonitrile (%） Dihydrogen Phosphate(pH6.0)(%)0 98 210 95 520 80 20 21 98 2 30 98 2 ColumnTemperature 30 ℃ Detectionwavelength: 254 nm Flow Rate 0.8 ml/min Read more…

Applications Info

Determination of Related Substances of Ixazomib Citrate by Xtimate C18

Column Welch Ultisil ® C18（4.6×250mm，5μm) Mobile Phase Mobile Phase A: Take 1 mL of triethylamine and 1 mL of trifluoroacetic acid, add them to 1000 mL of purified water, mix well, and degas using ultrasound Read more…

Applications Info

Determination of Glycerol Fructose Sodium Chloride Injection with Xtimate Sugar-H

Column Welch Xtimate® Sugar-H (7.8×300mm, 5μm) Mobile Phase 0.05 mol/L Phosphoric Acid Solution ColumnTemperature 60 ℃ Detectionwavelength 200 nm Flow Rate 0.4 ml/min InjectionVolume 20 μL Note /