96-well PPT (Protein Precipitation) Plate

Copure® 96-well PPT plate is particularly designed  to remove proteins from biological liquid samples  (plasma, serum or whole blood) and suitable for LC-MS/  MS clinical research.

Features

• Use low adsorption membrane filter
• Super long retention time, effective interception of precipitator, no liquid leaking
• Avoid clogging during filtering
• Membrane filter does not break at high speed  centrifugation
• High-throughput, easy to automate
• Suitable for clinical diagnosis, pharmacokinetic study, new drug development and scientific research

Fig.1 Operation process of Copure ^® 96-well PPT plate

General processing method for pretreatment of liquid biological samples by Copure ^® 96-well PPT plate
Table 1. Comparison of protein filtration effect

Preparation:  50 μL plasma + 150 μL methanol
Brand	Protein Content (mg/mL)	Filtration Situation
Copure ® PPT plate	1.11	OK
Brand A	6.52	Clogging
Brand B	2.78	OK
Brand O	1.74	Clogging
Brand W	2.14	OK

Table 2. Comparison of precipitant retention time

able 3. Stability of vitamins

Compounds	RSD (%, n=7)
5-MTHF	2.52
VB1	4.37
VB2	3.78
VB5	5.56
VB6PA	4.05

Fig.2 Liquid chromatography of standards

The above data show that: Copure ^® 96-well PPT plate has high stability. 

Order Information

Cat. #	Description	Qty.
MPPT9601	Copure ® 96-well PPT plate, 1 mL	1/Box
MPPT9602	Copure ® 96-well PPT plate, 2 mL	1/Box