Silica Gel for TLC

Product description

In Thin Layer Chromatography (TLC), silica gel serves as the key stationary phase for separating and analyzing mixtures. Coated onto glass, aluminum, or plastic plates, it enables the separation of components based on their interaction with the stationary phase and adsorption characteristics.

Silica gel for TLC is available in various grades, with or without binders. Silica Gel G contains gypsum as a binder, ensuring firm adhesion to the plate, while Silica Gel H is a binder-free option. For improved visibility under UV light, fluorescent indicators are incorporated, such as in Silica Gel GF254 and Silica Gel HF254 grades.

Silchem Pharma provides high-purity silica gel with fine particle size and excellent moisture absorption, ensuring consistent performance in separating and analyzing complex mixtures. Its versatility makes it ideal for applications across pharmaceuticals, food, chemicals, and research—helping to identify additives, separate complex compounds, and ensure quality control.

TECHNICAL SPECIFICATION

Parameters

Silica Gel Chromatography Grades

Grades

Silica Gel H

Silica Gel G

Silica Gel GF254

Silica Gel HF254

Assay (as SIO2)

98-99%

98-99%

98-99%

98-99%

Ph

7+-0.5

7+-0.5

7+-0.5

7+-0.5

Bulk Density (g/ml)

0.45-0.60

0.45-0.60

0.45-0.60

0.45-0.60

Loss of Drying %

<6

<6

<6

<6

Adsorption Capacity at 100% Humidity

30-35

30-35

30-35

30-35

Friability

99.5

99.5

99.5

99.5

Choloride (as Nacl)

0.02%

0.02%

0.02%

0.02%

Sulfates (Na2SO4)

0.02%

0.02%

0.02%

0.02%

Binder as CaSO4

NIL

13%+1

13%+1

NIL

Particle Size

300-400

-350

-350

-350

Available Pack Size

500 gram, 5 Kg, 25 Kg

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