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SILGUR
Glass
plates

ALUGRAM®
Xtra
Unmodified standard silica layers
with concentrating zone for TLC
Features
Silica 60, specific surface (BET) ~ 500 m2/g, mean pore size 60 Å, specific pore volume 0.75 mL/g
particle size 5–17 µm
available as glass plates with or without fluorescent indicator
also available as ALUGRAM® Xtra aluminium sheets 
excellent separation efficiency
easy and reliable cutting
outstanding wettability
Kieselguhr zone for rapid sample application: because kieselguhr is completely inert towards a large number of compounds, the samples always form a narrow band at the interface of the two adsorbents, irrespective of shape, size or position of the spots in the concentrating zone (see figure). Separation then takes place in the silica layer.
For applications click here.

  Arbitrary application in
the concentrating zone
Developed
chromatogram

Ordering information
Designation Thickness of layer Plate size Fluorescent indicator Plates per pack REF
Glass plates
SILGUR-25 0.25 mm 10 x 20 cm 50 810012
SILGUR-25 0.25 mm 20 x 20 cm 25 810013
SILGUR-25 UV254 0.25 mm 10 x 20 cm UV254 50 810022
SILGUR-25 UV254 0.25 mm 20 x 20 cm UV254 25 810023
ALUGRAM® Xtra aluminium sheets
SILGUR 0.20 mm 10 x 20 cm 20 818412
SILGUR 0.20 mm 20 x 20 cm 25 818413
SILGUR UV254 0.20 mm 10 x 20 cm UV254 20 818422
SILGUR UV254 0.20 mm 20 x 20 cm UV254 25 818423
           

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