TRIS BUFFER AR |
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| HomeLaboratory ChemicalsGood's Buffer (Biological Buffers) |
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| SYNONYMS : 2-AMINO-2-(HYDROXYMETHYL)-1,3-PROPANEDIOL; THAM; TRIS BASE; TRIS(HYDROXYMETHYL)AMINOMETHANE; TROMETAMOL |
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| Article No. |
06392 |
| Grade |
AR |
| Purity |
99.5% |
| CAS No. |
77-86-1 |
| Molecular Formula |
NH2C(CH2OH)3 |
| Molecular Weight |
121.14 |
| H.S. Code |
2922.1980 |
| Shelf Life |
5 Years |
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Standard titrimetric substance Specially prepared for biochemistry and enzymology.
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| Specifications |
| Appearance |
White crystalline powder |
| Assay (HClO4) titration on anhydrous substances. |
Min 99.5% |
| pH (5% water) |
10 - 11 |
| Absorptivity A 250 - 440 nm (1cm; 10% water) |
Passes test |
| Melting point |
169 - 171°C |
| Chloride (Cl) |
Max 0.001% |
| Sulphated ash |
Max 0.01% |
Water
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Max 0.5% |
| Biological buffer at 25°C |
pKa 8.07 |
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| Packings |
| 00100 100 g |
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| 00500 500 g |
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| 05000 5000 g |
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| Safety Information
and Hazard Symbols |
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Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338 |
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| Revision Date
: 09-Nov-2013 |
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