Triklorättiksyra (frostad) ≥99.0%, pulver ACS
Leverantör: MP Biomedicals
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Fara
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Synonyms:
TCA
Trichloroacetic acid is used in protein precipitation; has been used to determine protein concentration by quantitative precipitation. Used as a decalcifier and fixative in microscopy. A protocol for the precipitation of nucleic acids can be found in Molecular Cloning.
Stability: Long term storage of aqueous solutions of less than 30% strength is not recommended. Decomposition products are chloroform, hydrochloric acid, carbon dioxide and carbon monoxide. Chloride ≤0.001% ; Nitrate ≤0.002%; Phosphate ≤5 ppm; Sulfate ≤0.02%
- ACS Grade
- Vapor Density: 5.6 (air = 1)(Lit.)
- Vapor Pressure: 1.2 hPa at 50 °C(Lit.)
- Refractive Index: n20/D 1.62(Lit.)
- pH of a 0.1 M aqueous solution is 1.2(Lit.)
- Soluble in water; very soluble in ethanol or ether. Decomposed by heating with caustic alkalies into chloroform and alkali carbonate.
- Storage temperature: Store at Room Temperature (15-30 °C). Store Desiccated.
Chloride: ≤0,001%
Nitrate: ≤0,002%
Phosphate: ≤5 ppm
sulphate: ≤0,02%
Stability: Long term storage of aqueous solutions of less than 30% strength is not recommended. Decomposition products are chloroform, hydrochloric acid, carbon dioxide and carbon monoxide.
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Formel:
Cl₃CCOOH MW: 163,39 g/mol Kokpunkt: 197 °C (1013 hPa) (lit.) Smältpunkt: ∼56 °C (lit.) Densitet: 1,61 g/cm³ (lit.) Flampunkt: 113 °C (closed cup) Storage Temperature: Omgivande |
MDL Number:
MFCD00004177 CAS nummer: 76-03-9 EINECS: 200-927-2 UN: 1839 ADR: 8,II Merck Index: 13,09700 |
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Specifikation testresultat
| Purity | ≥99.0% |
| Residue after Ignition | ≤0.03% |
| Chloride | ≤0.002% |
| Nitrate | ≤0.002% |
| Phosphate | ≤5ppm |
| Sulfate | ≤0.02% |
| Heavy Metals | ≤0.002% |
| Iron | ≤0.001% |
| Substance Darkened by Sulfuric Acid | Passes |
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