PRODUCT NAME: Rabeprazole EP Impurity F
Date of Mfg: Sample COA	RETEST DATE: Sample COA

Catalogue Number	RAB-014
Lot Number	Sample COA
Batch Quantity	Sample COA
CAS Number	583-39-1
Mol. Formula	C₇H₆N₂S
Molecular Wt	150.2
Long Term Storage Condition	2-8°C Refrigerator	Handling instruction	Sample COA
IUPAC	1,3-dihydrobenzimidazole-2-thione
Chemical Name	Rabeprazole EP Impurity F
Synonyms	1,3-Dihydro-2H-benzimidazole-2-thione; 2-Benzimidazolinethione; 1H-Benzimidazole-2-thiol; 2-Mercapto-1H-benzimidazole; 2-Thiobenzimidazole; Antigene MB; Antioxidant Rabeprazole Related Compound CMB; Permanax 21; Sandant MB; Sumilizer MB; Vulkanox; o-Phenylenethiourea; Rabeprazole Related Compound C USP, Rabeprazole EP Impurity F; Lansoprazole impurity E

Test	Results
Appearance	White to Off-White Solid
Identification by 1H NMR	Sample COA
Identification By IR	Sample COA
Mass (ESI)	Sample COA
Purity	NLT 95% BY HPLC
Wt. Loss by TGA	Sample COA
% Potency	Sample COA
Solubility	DMSO (Slightly), Methanol (Slightly)
QC Release Date	Sample COA
Attachments	Sample COA
Note: This material can be used as a referance standard and is for research purpose ONLY and not for human consumption