Chemische Werke Hommel GmbH & Co. KG  

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Specification

Concerning Product:
Article number 1303964QPS
Trade name / designation / denomination di-SODIUM TETRABORATE 10-HYDRATE EP/USP
CAS number 1303-96-4
Other names / synonyms•BORAX; •Borax (B4Na2O7.10H2O); •SODIUM BORATE, ACS; •Sodium Borate, Decahydrate, BiotechGrade; •Sodium Borate, Decahydrate, Crystal, Reagent, ACS; •Sodium Borate, Decahydrate, NF; •Sodium Borate, Decahydrate, Powder, Reagent, ACS; •Sodium tetraborate decahydrate; •Sodium tetraborate decahydrate, ACS, 99.5-105.;
EC number603-411-9
215-540-4
EC index number005-011-00-4, 005-011-02-9, 005-011-01-1
Customs tariff number / CN code / TARIC28401990
Molecular weight [g / mol]381.372
FormulaNa2B4O7 ·10H2O
Danger
May damage fertility or the unborn child .
Avoid contact during pregnancy/while nursing. Wear protective gloves/protective clothing/eye protection/face protection. Dispose of contents/container in accordance with local/regional/(inter)national regulations.


Parameter Specification Unit

Organoleptic test
Appearance of solution passes test

Physical parameter
pH value of a 4% solution 9,0  –  9,6

Identity
Assay 99,5  –  103,0 %
Identification passes test

Impurities
Ammonium ≤ 0,001 %
Heavy Metals (as Pb) ≤ 0,002 %
Phosphate (PO4) ≤ 0,0005 %
Sulphates (SO4) ≤ 0,001 %

Residual Solvents
Residual solvents Excluded(by process)

Elemental Impurities
Arsenic (As) ≤ 0,0001 %
Carbon (C) Carbonate and bicarbonate: passes test
Calcium (Ca) ≤ 0,005 %
Chlorides (Cl) ≤ 0,0005 %
Iron (Fe) ≤ 0,0005 %

Supplemental information:

Shelf life: 60 month

Complies with monographie: Ph.Eur.11ED.,USP-NF 2022

Packing: box a 25 kg


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 26. Oct. 2023
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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