Juglans nigra (hull)

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{{HPTLC | source=Elan M. Sudberg, Alkemist Laboratories
 
{{HPTLC | source=Elan M. Sudberg, Alkemist Laboratories
 
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Revision as of 00:08, 16 March 2014

Contents

Nomenclature

Juglans nigra L.   Juglandaceae  
Standardized common name (English): black walnut

Botanical Voucher Specimen

Organoleptic Characteristics

Macroscopic Characteristics

Microscopic Characteristics

High Performance Thin Layer Chromatographic Identification

AP-LOGO-Laboratories Crop - Copy.jpg
(thumbnail)
Juglans nigra HPTLC ID - Vanillin/H2SO4 Reagent -> 110° C 5 min -> UV 365 nm

Black Walnut (Hull) (Juglans nigra)

Lane Assignments Lanes, from left to right (Track, Volume, Sample):

  1. 5 μL Catechin~0.1% in CH3OH
  2. 5 μL Juglans nigra-1 (hull)
  3. 5 μL Juglans nigra-2 (hull)
  4. 5 μL Juglans nigra-3 (hull)
  5. 5 μL Juglans nigra-4 (hull)
  6. 5 μL Juglans nigra-4 (hull)
  7. 5 μL Juglans nigra-5 (hull)
  8. 5 μL Juglans nigra-6 (hull)

Reference materials used here have been authenticated by macroscopic, microscopic &/or TLC studies according to the reference source cited below held at Alkemists Laboratories, Costa Mesa, CA. 

Stationary Phase Silica gel 60, F254, 10 x 10 cm HPTLC plates 

Mobile Phase chloroform: ethyl formate: formic acid [5/4/1] 

Sample Preparation Method 0.3g+3mL 50% grain EtOH sonicate/heat @~50° C ~ 1/2 hr. 

Detection Method Vanillin/H2SO4 Reagent -> 110° C 5 min -> UV 365 nm 

Reference see Method Developed by Alkemists Laboratories


Source: Elan M. Sudberg, Alkemist Laboratories [1]

Supplementary Information

Sources

  1. Elan M. Sudberg, Alkemist Laboratories http://www.alkemist.com
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