Accéder au contenu
Merck

TLC Analysis Of Vitamin C Derivates From Cosmetic Formulation on HPTLC Silica gel 60 F254s

TLC Analysis Of Vitamin C Derivates From Cosmetic Formulation on HPTLC Silica gel 60 F254s application for TLC

Matériaux

À utiliser avec

Réf. du produit
Description
Tarif

Vaporisateur de type flacon

capacity 240 mL

Cuve de développement de plaques CCM Aldrich® - rectangulaires

L × H × W 27.0 cm × 26.5 cm × 7.0 cm

Cuve de vaporisation pour CCM Sigma

Lampe UV pour Spectroline® Séries-E

output8 W, AC/DC input 115 V AC

Cuve de développement de plaques CCM Aldrich® - rectangulaires

L × H × W 7.5 cm × 15.5 cm × 8.0 cm

Seringues TLC Hamilton®

1702, volume 25 μL, needle size 22s ga, needle L 51 mm (2 in.),

coated tip

Lampe UV pour Spectroline® Séries-E

output6 W, AC/DC input 120 V AC

Seringues TLC Hamilton®

1705, volume 50 μL, needle size 22 ga, needle L 51 mm (2 in.),

coated tip

Seringues TLC Hamilton®

1701, volume 10 μL, needle size 26s ga, needle type, fixed, needle L 51 mm (2 in.),

coated tip

Cuve de développement de plaques CCM Aldrich® - rectangulaires

L × H × W 17.5 cm × 16.0 cm × 8.2 cm

Lampe UV pour Spectroline® Séries-E

output6 W, AC/DC input 230 V AC

Lampe UV pour Spectroline® Séries-E

output4 W, AC/DC input 230 V AC

Lampe UV pour Spectroline® Séries-E

output8 W, AC/DC input 230 V AC

Latch-lid TLC developing chambers

For use with 10 cm × 10 cm plates

Seringues TLC Hamilton®

1710, volume 100 μL, needle size 22 ga, needle L 51 mm (2 in.),

coated tip

Latch-lid TLC developing chambers

For use with 20 cm × 20 cm plates

Lampe UV pour Spectroline® Séries-E

output4 W, AC/DC input 115 V AC

Pipettes micro-capillaires Kimble®

Pipettes micro-capillaires Kimble®

Pipettes micro-capillaires Kimble®

capacity 20 μL, accuracy: ±0.5%

Reagent sprayer for TLC plates

volume 250 mL, Bottle-Type

CONDITIONS

sample preparation

1 g cosmetic formulation (1% and 2% active) was stirred in 10 ml THF for 15 min and filtered over a 0.45 μm syringe filter. Application by CAMAG ATS4 6 mm bandwise.

plate

1.15161 HPTLC Silica gel 60 RP-18 F 254s MS-grade 20cm x 10 cm (1.151161.0001)

eluent

[A] methanol; [B] acetonitrile; (9:1, A:B)

migration distance

6 cm

chamber

normal chamber without chamber saturation

sample

0.150 μL

detector

UV, 254 nm (Identification by coupling the TLC – MS Interface (CAMAG) with the Advion expression) (CMS mass spectrometer (+)-ESI mode. Eluent: Acetonitrile / Water 95:5 + 0.1% TFA.)