Tris(Hydroxymethyl) Aminomethane 2.5Kg
Tris(hydroxymethyl)aminomethane TRIS LAB. CAS 77-86-1, EC 201-064-4, chemical formula H₂NC(CH₂OH)₃.
Manufacturer: Merck
Catalog ID: 108387.2500
Stock: In Stock
Description
| Catalogue Number | 108387 |
| Synonyms | Trometamol, Aminomethylidine trimethanol, 2-Amino-2-hydroxymethyl-1.3-propanediol, TRIS-buffer |
| Description | Tris(hydroxymethyl)aminomethane |
Product Information
| CAS number | 77-86-1 |
| EC number | 201-064-4 |
| Hill Formula | C₄H₁₁NO₃ |
| Chemical formula | H₂NC(CH₂OH)₃ |
| Molar Mass | 121.14 g/mol |
| HS Code | 2922 19 00 |
Applications
| Application | Tris(hydroxymethyl)aminomethane TRIS LAB. CAS 77-86-1, EC 201-064-4, chemical formula H₂NC(CH₂OH)₃. |
Physicochemical Information
| Boiling point | 219 - 220 °C (13.3 hPa) |
| Density | 1.35 g/cm3 (23 °C) |
| Melting Point | 171 - 172 °C |
| pH value | 10.2 - 10.6 (6 g/l, H₂O, 20 °C) |
| Vapor pressure | 0.0267 hPa (20 °C) |
| Bulk density | 840 kg/m3 |
| Solubility | 678 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat > 5000 mg/kg |
| LD 50 dermal | LD50 Rat > 5000 mg/kg |
Storage and Shipping Information
| Storage | Store at +15°C to +25°C. |
Specifications
| Assay (acidimetric, calc. on anhydrous substance) | 99.8 - 100.1 % |
| Identity (IR-spectrum) | conforms |
| In water insoluble matter | ≤ 0.005 % |
| Absorbance (290 nm; 40 %; 1 cm; water) | ≤ 0.2 |
| Chloride (Cl) | ≤ 0.001 % |
| Sulphate (SO₄) | ≤ 0.005 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Fe (Iron) | ≤ 0.0005 % |
| Sulfated ash | ≤ 0.05 % |
| Water (according to Karl Fischer) | ≤ 0.5 % |
