Bärnstenssyra 99.0-100.5%, crystalline, EMPROVE® ESSENTIAL NF, JPE, ACS, SAFC®
Leverantör: MERCK PRODUCTION CHEMICALS
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Fara
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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 |
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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