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About This Item
Empirical Formula (Hill Notation):
C7H16NNaO6S
CAS Number:
Molecular Weight:
265.26
NACRES:
NA.25
PubChem Substance ID:
UNSPSC Code:
12161700
MDL number:
Quality Segment
assay
≥99% (titration)
form
crystalline powder
impurities
≤1% water content (Karl Fischer)
useful pH range
7.7-9.1
pKa (25 °C)
8.4
solubility
water: 0.33 g/mL, clear to slightly hazy, colorless
cation traces
Pb: ≤5 ppm
application(s)
diagnostic assay manufacturing
SMILES string
[Na+].OCC(CO)(CO)NCCCS([O-])(=O)=O
InChI
1S/C7H17NO6S.Na/c9-4-7(5-10,6-11)8-2-1-3-15(12,13)14;/h8-11H,1-6H2,(H,12,13,14);/q;+1/p-1
InChI key
FEGYIWVHCSRXCG-UHFFFAOYSA-M
General description
N-Tris(hydroxymethyl)methyl-3-aminopropanesulfonic acid (TAPS) is a zwitterionic ionic buffer that is widely used in capillary electrophoresis. As one of the key biological buffers, it maintains the required pH of the medium and exhibits various properties such as high water soluble, highly inert, and stable nature and extremely low absorbance of ultraviolet-visible (UV-vis) light. TAPS buffer also aids in stabilizing lysozyme against thermal denaturation. It is widely used in biology and biochemistry.
Application
TAPS sodium salt has been used along with filtered natural sea water (FSW) to stain live or fixed embryos.
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Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| T0647-100G | 04061837335631 |
| T0647-25G | 04061832551920 |
| T0647-500G | 04061832551937 |