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Specification

Concerning Product:
Article number 58560V02
Trade name / designation / denomination Vitamin B6 HCl (Pyridoxin HCl),EP/BP/USP
CAS number 58-56-0
Other names / synonyms•4,5-bis(hydroxymethyl)-2-methyl-3-pyridinol hydrochloride; •pyridoxine hydrochloride;
EC number200-386-2
Customs tariff number / CN code / TARIC29362500
Molecular weight [g / mol]205.63878
FormulaC8H12ClNO3


Parameter Test Method Specification Unit

Organoleptic test
Appearance of solution BP2023 clear, not more intense than Y7
Appearance white or almost white crystalline powder

Physical parameter
Loss on drying USP2022 ≤ 0,5 %
pH value BP2023 2,4  –  3,0

Identity
Assay BP2023 99,0  –  101,0 %
Identification USP2022 (1) should be positive reaction
Identification USP2022 (2) Consistent with the reference IR spectra
Melting Point (identity) BP2023 ~ 205 °C

Impurities
Heavy Metals (as Pb) USP2022 ≤ 10 ppm
Sulphated ash BP2023 ≤ 0,1 %
Impurity BP2023 B: ≤ 0,15 %
Impurity BP2023 Total impurities: ≤ 0,20 %
Impurity BP2023 Unspecified impurities: ≤ 0,10 %
Related substances BP2023 (Disregard limit 0,05%)

Elemental Impurities
Arsenic (As) ICP/MS ≤ 1,0 ppm
Cadmium (Cd) ICP/MS ≤ 1,0 ppm
Chlorides (Cl) USP2022 16,9  –  17,6 %
Mercury (Hg) ICP/MS ≤ 0,1 ppm
Lead (Pb) ICP/MS ≤ 0,5 ppm

Microbiological data
Escherichia Coli. CH.P.2020 Neg. CFU/g
Salmonella CH.P.2020 neg. in 10 g
Staphylococcus Aureus CH.P.2020 neg.
Total Plate Count CH.P.2020 ≤ 1000 CFU/g
Yeast and Mould CH.P.2020 ≤ 100 CFU/g

Supplemental information:

Shelf life: 3 years

Complies with monographie: EP10.0, USP2022, BP2023, FCC11

Regional origin: CN


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 11. Jul. 2025
LF-Basis: (AZ-2025-02-12)
We only confirm that we took over the data from our supplier accordingly. Despite careful working, errors in the takeover are not totally excluded. Some or all parts off the document may be translated due to our best knowledge from the original to give a better understanding. If you have any questions about specific details, please call us directly. Unless otherwise marked, these data do not originate from us and have not been tested by us on the correctness. The above information corresponds to the present state of our knowledge and is intended as a general description of our products and their possible applications. We make no warranties, expressed or implied, as to the information's accuracy, adequacy, sufficiency or freedom from defect and assumes no liability in connection with any use of this information. Any user of this product is responsible for determining the suitability of our products for its particular application. The foregoing information does not absolve the buyer of its own tests. Observing existing laws and regulations, is the responsibility of the buyer of our product. Nothing included in this information waives any of our General Terms and Conditions of Sale, which control unless it agrees other in writing. Any existing intellectual/industrial property rights must be observed. Due to possible changes in our products and applicable national and international regulations and laws, the status of our products could change. Material Safety Data Sheets providing safety precautions, that should be observed when handling or storing our products, are available upon request and are provided in compliance with applicable law. The user should obtain and review the applicable Material Safety Data Sheet information before handling any of these products. For additional information, please contact us.