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Specification

Concerning Product:
Article number 37000
Trade name / designation / denomination Wismutgallat basisch
CAS number 99-26-3
Other names / synonyms•2,7-dihydroxy-1,3,2-benzodioxabismole-5-carboxylic acid; •Bismuth 3,4,5-trihydroxybenzoate, basic; •Bismuth(III) gallate basic hydrate;
EC number202-742-2
Customs tariff number / CN code / TARIC29182900
FormulaC7H7O7Bi


Parameter Specification Unit

Organoleptic test
Colour yellowish

Physical parameter
Acidity/Alkalinity complies
Density ~ 1,1 g/cm³
Form powder
Loss on drying ≤ 7,0 %
Tamped density 0,5 g/cm³

Identity
Assay 52,0  –  57,0 %
Assay 48,0  –  51,0 %
Identification complies
Identification part of the substance not precipitated by ammonia: ≤ 1,0

Impurities
Nitrates ≤ 0,2 %
Impurity alkaline earths: ≤ 0,5 %
Impurity free gallic acid: ≤ 0,5 %

Residual Solvents
Residual solvents Product does not contain residual solvents.

Elemental Impurities
Silver (Ag) ≤ 25 ppm
Arsenic (As) ≤ 7,5 ppm
Chlorides (Cl) ≤ 200 ppm
Copper (Cu) ≤ 50 ppm
Lead (Pb) ≤ 20 ppm

Particle size distribution
Particles (d50) 2 µm: ≥ 50 %

Regulatory information:

BSE/TSE statement: Product does not contain ingredients or is produced by raw materials of animal origin.

GMO statement: Product does not contain ingredients or is produced by raw materials containing GMOs.

REACh registration: Product is registered acc. to REACH-regulation.


Supplemental information:

Shelf life: 5 years


Chemische Werke Hommel GmbH & Co.KG
This document was generated electronically and is valid without signature.
Waltrop, 31. Mar. 2022
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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