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

Catalogue Number	CAB-001
Item/Batch Number	Sample COA
Quantity	Sample COA
CAS Number	555-30-6
Mol. Formula	C₁₀H₁₃NO₄
Molecular Wt	211.22
Synonyms	3-(3,4-Dihydroxyphenyl)-α-methyl-L-alanine; L-3-(3,4-Dihydroxyphenyl)-2-methyl-alanine (8CI); 3-Hydroxy-a-methyl-L-tyrosine; (-)-Methyldopa; (-)-a-Methyl-3,4-dihydroxyphenylalanine; (-)-a-Methyldopa; (S)-(-)-a-Methyldopa; (S)-a-Methyldopa; 2-Methyl-3-(3,4-dihydroxyphenyl)alanine; AMD; Aldochlor; Aldomet;Aldometil; Aldomin; Aldomine; Alpha Medopa; Alphamethyldopa; Bayer 1440L; Baypresol; Dopamet; Dopatec; Dopegyt; Elanpres; Equibar; L-(-)-a-Methyl-b-(3,4-dihydroxyphenyl)alanine; L-(-)-b-(3,4-Dihydroxyphenyl)-a-methylalanine; L-2-Amino-2-methyl-3-(3,4-dihydroxyphenyl)propionic acid; L-3,4-Dihydroxy-a-methylphenylalanine; L-3,4-Dihydroxyphenyl-2-methylalanine; L-Methyldopa; L-a-Methyl-3,4-dihydroxyphenylalanine; L-a-Methyl-3-(3,4)-dihydroxyphenylalanine; L-a-Methyldopa; Lederdopa; Levo-3-(3
Long Term Storage Condition	Store at 2-8°C
Handling instruction	Sample COA

Test	Results
Appearance	White 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	Methanol, DMSO
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