PRODUCT NAME: Carbidopa Impurity D
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	CAB-002
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	934371-48-9
Mol. Formula	C₁₇H₂₄N₂O₄
Molecular Wt	320.38
Synonyms	(αS)-α-(2-Cyclohexylidenehydrazinyl)-3,4-dihydroxy-α-methylbenzenepropanoic Acid Methyl Ester
Long Term Storage Condition	-20°C Freezer, Under inert atmosphere
Handling instruction	Sample COA

Test	Results
Appearance	Pale Yellow to 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	DMSO (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