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Merck - 1057380001 - TLC Kieselguhr F254 25 Glassplates 20 x 20 cm

  • MFR SKU: 1057380001
  • ITEM #: 7231283
  • 0 Reviews / 0 Questions
$429.47
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ITEM #: 7231283
Precoated Kieselguhr or mi x ed Silica gel/Kieselguhr plates are only of small importance nowadays. Kieselguhr layers are used like cellulose layers for the TLC separation of polar and moderately polar substances. Polyamide, on the other hand , is used for the separation of flavonoids and other phenolic substances.
TLC Kieselguhr F254 25 Glassplates 20 x 20 cm
This listing is for Pack of 25

Merck - 1057380001 - TLC Kieselguhr F254 25 Glassplates 20 x 20 cm

  • Item #: 7231283
  • MFR SKU: 1057380001
  • Catalogue Number 105738
  • Replaces 5738-7; 5738
  • Overview Precoated Kieselguhr or mixed Silica gel/Kieselguhr plates are only of small importance nowadays. Kieselguhr layers are used like cellulose layers for the TLC separation of polar and moderately polar substances. Polyamide, on the other hand , is used for the separation of flavonoids and other phenolic substances.
  • HS Code 3822 19 00
  • Quality Level MQ100
  • Application Glass TLC plates, Kieselguhr coated with Flourescent indicator F254. The Kieselguhr TLC plate comes in a quantity of 25 size 20x20 cm for thin layer chromatography applications.
  • Storage class 10 - 13 Other liquids and solids
  • Storage Store at +2° C to +30° C.
  • Layer thickness 180 - 220 µm
  • Deviation of layer thickness per plate ≤ 35 µm
  • Chromatographic testing: amino acid test
  • hRf-values
  • - β-alanine, short-time test
  • 20 - 30
  • - L-alanine, amino acid test 40 - 50
  • - DL-Valin, amino acid test 75 - 85
  • - L-leucine, amino acid test 88 - 95
  • Typical value determined on a plate
  • Eluent: n- propanol/ water (80/20 v/v)

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