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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Tetrahydrofolic Acid, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Tetrahydrofolic Acid impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Tetrahydrofolic Acid-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Tetrahydrofolic Acid Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-(Methyl-d3)tetrahydrofolic acid Stable Isotopes CS-EO-02382 1356019-97-0 Enquire
5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt (Mixture of D... Stable Isotopes CS-T-99984 26560-38-3(Unlabelled) Enquire
5-Methyltetrahydrofolic Acid-[13C5] Stable Isotopes CS-I-00406 1207282-74-3 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(6R)-5,10-Diformyltetrahydrofolic Acid Impurity CS-EO-02075 Not Available Enquire
10-Formyltetrahydrofolic acid Impurity CS-T-76549 2800-34-2 Enquire
5-(Alpha-Folinilamido) Tetrahydrofolic Acid Impurity CS-O-38646 Not Available Enquire
5-(gamma-folinilamido) tetrahydrofolic acid Impurity CS-O-35692 Not Available Enquire
5-Methyltetrahydrofolic acid Impurity CS-ED-41528 39605-23-7 Enquire
Calcium-D-5-Methyltetrahydrofolic acid Impurity CS-O-42723 301298-88-4 In Stock
Tetrahydrofolic Acid Impurity CS-T-43690 135-16-0 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5-Methyltetrahydrofolic Acid Disodium Fine Chemicals CS-TC-02113 68792-52-9 Enquire