Bärnstenssyra 99.0-100.5%, crystalline, EMPROVE® ESSENTIAL NF, JPE, ACS, SAFC®

Leverantör: MERCK PRODUCTION CHEMICALS
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Synonyms: 1,4-Butanedioic acid

1.00681.5000 1.00681.9050
1.00681.5000EA 7975 SEK
1.00681.5000 1.00681.9050
Bärnstenssyra 99.0-100.5%, crystalline, EMPROVE® ESSENTIAL NF, JPE, ACS, SAFC®
Bärnstenssyra

Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).


Certifikat: Corresponds to NF, JPE, ACS

Formel: HOOCCH₂CH₂COOH
MW: 118,09 g/mol
Kokpunkt: 235 °C (1013 hPa)
Smältpunkt: 185 …190 °C
Densitet: 1,56 g/cm³ (20 °C)
Flampunkt: 206 °C
Storage Temperature: Omgivande
MDL Number: MFCD00002789
CAS nummer: 110-15-6
EINECS: 203-740-4
UN: 3261
ADR: 8,III
Merck Index: 13,08953
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Specifikation testresultat

Assay (acidimetric) 99.0 − 100.5%
Assay (HPLC) 99.0 − 100.5%
Identity Conforms
Appearance of solution (5%; water) Conforms
In water insoluble matter ≤0.01%
Melting range (lower value) ≥185.0 °C
Melting range (upper value) ≤190.0 °C
Melting point 185.0 − 190.0 °C
Chloride (Cl) ≤0.001%
Phosphate (PO₄) ≤0.001%
Sulfate (SO₄) ≤0.003%
Heavy metals (as Pb) ≤0.0020%
Heavy metals (as Pb) (ACS) ≤5 ppm
Nitrogen compounds (as N) ≤0.001%
Fe (Iron) ≤5 ppm
As (Arsenic) ≤0.0002%
Substances reducing permanganate Conforms
Residual solvents (ICH Q3C) Excluded by production process
Sulfated ash (600 °C) ≤0.02%

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