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Specification

Concerning Product:
Article number 32900
Trade name / designation / denomination Neostigminmethylsulfat
Kl. 6.1, UN-Nr. 3249, PG III
CAS number 51-60-5
Other names / synonyms•Neostigmine methyl sulfate; •[3-[dimethylamino(oxo)methoxy]phenyl]-trimethylammonium; methyl sulfate; •neostigmine metilsulfate;
EC number200-109-5
Customs tariff number / CN code / TARIC29242998
Molecular weight [g / mol]334.38858
FormulaC13H22N2O6S
Danger 3249, 6.1, III
Fatal if swallowed. Fatal in contact with skin. Fatal if inhaled.
Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. Specific treatment is urgent (see … on this label). Remove/Take off immediately all contaminated clothing. Dispose of contents/container in accordance with local/regional/(inter)national regulations.


Parameter Test Method Specification Unit

Organoleptic test
Appearance of solution Ph.Eur clear and colourless
Appearance white powder

Physical parameter
Acidity/Alkalinity Ph.Eur Complies
Loss on drying ≤ 0,5 %

Identity
Assay 98,5  –  101,0 %
Assay HPLC 3-Dimethylaminiphenol ≤ 0,01 %
Assay HPLC 3-Dimethylcarbomoyloxy-N,N-dimetylaniline ≤ 0,10 %
Assay HPLC 3-Hydroxyphenyl-trimethylammoniummethylsulfate ≤ 0,10 %
Assay HPLC Additional by-products ≤ 0,10 %
Identification USP B, C: complies
Infrared absorbtion spectrometry Complies
Melting Point (identity) Ph.Eur 144  –  149 °C

Impurities
Residue on ignition Ph.Eur ≤ 0,1 %
Sulphates (SO4) Ph.Eur ≤ 200 ppm
Sulphates (SO4) USP conforms
Impurity ≤ 0,2 %

Residual Solvents
DiMethylSulfOxide (DMSO) GC-MS ≤ 10 ppm

Elemental Impurities
Chlorides (Cl) USP Complies %


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 19. Aug. 2020
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.


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