$154
- Part Number: MIL-252859-500G
- Lead Time: 2-4 weeks
- Quantity: each
- Size: 500 grams
- Style: chemical
Tris(Hydroxymethyl) Aminomethane ACS Reagent 99.8% 500 Gram
Synonym: 2-Amino-2-(hydroxymethyl)-1,3-propanediol, THAM, Tris base, Trometamol
- CAS Number 77-86-1
- Linear Formula NH2C(CH2OH)3
- Molecular Weight 121.14
- Beilstein/REAXYS Number 741883
- EC Number 201-064-4
- MDL number MFCD00004679
- PubChem Substance ID 24855244
- NACRES NA.25
| Grade | ACS reagent |
| InChI Key | LENZDBCJOHFCAS-UHFFFAOYSA-N |
| Assay | ≥99.8% 99.8-100.1% |
| impurities |
≤0.005% insolubles ≤2% water |
| useful pH range | 7 – 9 |
| pKa (25°C) | 8.1 |
| bp | 219-220°C/10 mmHg (lit.) |
| mp | 167-172°C (lit.) |
| cation traces | Fe: ≤5 ppm heavy metals (as Pb): ≤5 ppm |
| absorption | passes test |
General description
Tris(hydroxymethyl)aminomethane is mainly required for preparation of buffers at physiological range of 7.3 to 7.5. The prepared buffers are compatible with biological fluids. It is of importance to laboratories as a standard pH solution.
Application
Tris(hydroxymethyl)aminomethane has been used as a buffer solution for lactate dehydrogenase assay, in situ hybridization procedure and protein extraction from cells.
Safety Information
RIDADR NONH for all modes of transport
WGK Germany 1
RTECS TY2900000
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