33
/es/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
2210619
185256
2
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Obtener premium
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Acuerdo
Privacidad
FAQ
Support 24/7
Cabinet
Get premium
Donate
7 ene 1939 año - Brown
Descripción:
Primero que usó la cromatografía circular en papel.
Añadido al timeline:
Cromatograía
By
Patricia Molina
24 nov 2018
0
0
716
fecha:
7 ene 1939 año
Ahora mismo
~ 86 years ago
Fotos:
About & Feedback
Acuerdo
Privacidad
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
