Polyester Steets POLYGRAM® SIL G unmodified standard silica layers for TLC Macherey-Nagel
Support materials for TLC ready-to-use layers
POLYGRAM®: polyester, ~ 0.2 mm thick, low requirements for weight, packaging and storage, low torsional strength, max. 185 °C temperature stability, not susceptible to breakage, can be cut with scissors, high resistance against solvents, mineral acids and conc. ammonia, very suitable for aqueous detection reagents
- Silica 60
- Specific surface (BET) ~500 m²/g
- Mean pore size 60 Å
- Specific pore volume 0.75 ml/g
- Particle size 5 to 17 µm
- Standard grade
- Thickness of layer for analytical plates 0.25 mm, for preparative plates 0.5 and 1 mm
- For 2 mm preparative layers a slightly coarser material is used, indicators: manganese activated zinc silicate with green fluorescence for short-wave UV (254 nm)
- Binders: highly polymeric products, which are stable in almost all organic solvents and resistant towards aggressive visualisation reagents
- Available with or without fluorescent indicator (UV 254)
- Gel thickness: 0.2 mm
12.8050.21 | POLYGRAM® SIL G UV254 | 4 x 8 cm |
CHF 57.05
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pack à 50 piece | |
12.8050.22 | POLYGRAM® SIL G UV254 | 5 x 20 cm |
CHF 114.20
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pack à 50 piece | |
12.8050.23 | POLYGRAM® SIL G UV254 | 20 x 20 cm |
CHF 142.00
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pack à 25 piece |