TLC polyester sheets, silica gel layer, POLYGRAM SIL N-HR UV254

TLC polyester sheets with unmodified high purity silica gel (SiOH). Higher gypsum content and different binder system compared to SIL G results in different separation characteristics.

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Method Thin layer chromatography (TLC)
Brand POLYGRAM
Phase SIL N-HR UV254
Base material Polyester sheets coated with silica gel
Surface chemistry Unmodified high purity silica gel (SiOH)
Mode Normal phase (NP)
Layer thickness 0.20 mm
Layer hardness Standard, soft
UV indicator Yes
Support material / backing Polyester
Particle size 5–17 µm
Particle type Fully porous particles (FPP)
Particle shape Irregular
Pore size 60 Å
Pore volume 0.75 mL/g
Binder Yes
pH stability 2.0–8.0
Recommended application(s) Normal phase (NP)
Temperature stability High
Storage temperature 15–25 °C / 59–77 °F
Hazardous material No
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