PRODUCT NAME: Trimethoprim EP Impurity J
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	TRM-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	118-41-2
Mol. Formula	C₁₀H₁₂O₅
Molecular Wt	212.20
Synonyms	Eudesmic Acid; Gallic Acid Trimethyl Ether; NSC 2525; Tri-O-methylgallic Acid; Trimethylgallic Acid;
Long Term Storage Condition	Room Temperature
Handling instruction	Sample COA

Test	Results
Appearance	Off-White to Light Beige Solid
Water content by KF/TGA	Sample COA
% Potency = [100 - (Water content by KF)] X HPLC Purity)] / 100	Sample COA
Identification by HNMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Solubility	Chloroform (Slightly), Methanol (Slightly)
Purity	NLT 98%
Analysis Date (Release Date)	Sample COA
Attachments	Sample COA
Other Information	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption