Tris(hydroxymethyl)aminomethane (TRIS, Trometamol) 99+% for biochemistry
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:77-86-1
:
Formula:NH₂C(CH₂OH)₃
MDL Number:MFCD00004679
:121.14 g/mol
Merck Index:13,09842
Boiling Pt:219…220 °C (10 mmHg)
Melting Pt:>168.5 °C
Density:1,328 g/cm³ (20 °C)
EINECS:201-064-4
:GHS07
Storage Temperature:Ambient
Specification Test Results
- Appearance:White Crystalline powder or crystals and/or chunks
- Infrared spectrum:Conforms
- Melting point:168 to 171 °C
- Water:≤0.5 % (K.F.)
- UV:(40 % in water) 1 cm cell
- Residue after ignition:≤0.1 %
- pH:10.0 to 11.5 (5 % in water)
- Titration with HClO4:≥99.0 %
- Color of solution:≤25 APHA (20 % in water)
- Heavy metals (as Pb):≤5 ppm
Specification Test Results
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