Toll Free: (877) 796-6397

-- USA and Canada only --

Fax: +1-832-582-8590

Orders: +1-832-582-8158

Tech Support: +1-832-582-8158 Ext:3

Please provide your Order Number in the email.
We strive to reply to all email inquiries within
one business day.

Certificate of Analysis

Tannic acid

Molecular Formula:	C₇₆H₅₂O₄₆
Molecular Weight:	1701.2
CAS No.:	1401-55-4
Storage (From the date of receipt):	3 years -20°C powder
	1 year -80°C in solvent
Image:

HPLC: 98% purity | NMR: Consistent with structure