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1.05715

Supelco

TLC plates, Silica gel 60 F₂₅₄

pkg of 25 plates, plate L × W 20 cm × 20 cm, glass support

Synonym(s):

Thin Layer Chromatography Silica Plates

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About This Item

UNSPSC Code:
41115711
NACRES:
NB.21

material

glass support
silica gel 60 matrix

Quality Level

feature

binder Organic Polymer
fluorescent indicator

packaging

pkg of 25 plates

technique(s)

thin layer chromatography (TLC): suitable

layer thickness

250 μm

plate L × W

20 cm × 20 cm

particle size

10-12 μm

pore size

60 Å medium pore diameter

storage temp.

2-30°C

General description

25 Glass plates 20 x 20 cm

Linkage

Replaces: 5715-7; 5715

Analysis Note

Specific surface area (according to BET; 5-Pt.measurement): 480 - 540 m²/g
Pore volume(N₂-isotherm):0.74 - 0.84 ml/g
d 50 (laserdiffraction, size distribution): 9.7 - 11.7 µm
Layerthickness: 210 - 270 µm
Deviationof layer thickness per plate: ≤ 35 µm
Chromatographic testing:
A) colourtest
hRf-values
- bleu viforganol, colour test, lipophile: 11 - 25
- CeresBlack G, colour test, lipophile: 34 - 48
- ceresViolet brn, colour test, lipophile: 52 - 67
separationnumber (colour test, lipophile): ≥ 10.5
B)Steroid test
hRf-values
- Hydrocortisone, steroid test: 25 - 37
- Reichstein S, steroid test: 37 - 49
- Methyltestosterone, steroid test: 42 - 54
Typical value determined on a conditioned plate
Eluent A) Toluene (45% rel. humidity)
Eluent B) Ethyl acetate/Toluene (95+5 v/v; 20% rel. humidity)

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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