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Merck - 1057210001 - TLC Silica gel 60 25 Glass plates 20 x 20 cm

  • MFR SKU: 1057210001
  • ITEM #: 7231265
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ITEM #: 7231265
TLC Silica gel 60 25 Glass plates 20 x 20 cm
This listing is for Pack of 25

Merck - 1057210001 - TLC Silica gel 60 25 Glass plates 20 x 20 cm

  • Item #: 7231265
  • MFR SKU: 1057210001
  • Catalogue Number 105721
  • Replaces 5721-7; 5721
  • Overview Our classical silica TLC plates are based on a combination of our proven silica gel 60 and the addition of a unique polymeric binder resulting in a very adherent and hard surface that will not crack or blister and even allow writing with a pensil on the surface without risk to damage the layer.
  • HS Code 3822 19 00
  • Quality Level MQ100
  • Storage class 10 - 13 Other liquids and solids
  • Storage Store at +2° C to +30° C.
  • Specific surface area (according to BET; 5-Pt. measurement) 480 - 540 m²/g
  • Pore volume (N-isotherm) 0.74 - 0.84 ml/g
  • d 50 (laser diffraction, size distribution) 9.5 - 11.5 µm
  • Layer thickness 210 - 270 µm
  • Deviation of layer thickness per plate ≤ 35 µm
  • Chromatographic testing: colour test
  • hRf-values
  • - bleu vif organol, colour test, lipophile
  • 11 - 25
  • - Ceres Black G, colour test, lipophile 34 - 48
  • - ceres Violet brn, colour test, lipophile 52 - 67
  • separation number (colourtest, lipophile) ≥ 10.5
  • Typical value determined on a conditioned plate
  • Eluent: toluene (45% rel. humidity)

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