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Key Documents

T5441

Sigma-Aldrich

TAPS sodium salt

BioPerformance Certified, suitable for cell culture, ≥99%

Synonym(s):

N-tris(Hydroxymethyl)methyl-3-aminopropanesulfonic acid sodium-potassium salt, [(2-Hydroxy-1,1-bis(hydroxymethyl)ethyl)amino]-1-propanesulfonic acid sodium-potassium salt

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About This Item

Empirical Formula (Hill Notation):
C7H16NNaO6S
CAS Number:
Molecular Weight:
265.26
MDL number:
UNSPSC Code:
12161700
PubChem Substance ID:
NACRES:
NA.25

grade

BioPerformance Certified
for molecular biology

Assay

≥99%

form

crystalline powder

technique(s)

cell culture | mammalian: suitable

impurities

endotoxin and bioburden, tested
≤1% water

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

heavy metals (as Pb): ≤5 ppm

application(s)

diagnostic assay manufacturing

foreign activity

DNase, RNase, protease, none detected

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

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Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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