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Product Name | Tris, Free base, For Molecular Biology |
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SKU | MB029 |
CAS No | 77-86-1 |
EC No. | 201-064-4 |
Molecular formula | NH₂C(CH₂OH)₃ |
Molecular Weight | 121.14 |
Synonym | Tris(hydroxymethyl)aminomethane |
HS Code | 2922 50 90 |
Storage | Below 30°C |
Shelf Life | 4 Years |
Customized Product Available | No |
Appearance | Colourless or white to off-white crystals or powder or chunks or solid |
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Solubility | 100 mg soluble in 1 mL of water |
pH (5% in water at 25°C) | 10.00 - 11.50 |
DNases | None detected |
RNases | None detected |
FTIR | Matches with the standard pattern |
Melting range | 162 - 176°C |
Absorbance | Passes test |
Iron (Fe) | <= 0.0005% |
Heavy metals (as Pb) | <= 0.0005% |
Insoluble matter | <= 0.005% |
Water (K.F.) | <= 2.00% |
Assay (HCl/H2SO4/NT Titration, on dry basis) | 99.80 - 100.10% and Revised as per ACS |
Hazard Pictogram(s) | ![]() |
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Signal Word | Warning |
Hazard Statement(s) | H315- H319- H335 |
Precautionary Statement(s) | P261- P280- P312- P321- P403 + P233- P501 |
UN No. | Not dangerous goods |
Class | - |
Packing Group | - |
RTECS | TY2900000 |
WGK | 1 |