All Photos(2)

SRE0026

Sigma-Aldrich

Phosphatase substrate

Suitable for manufacturing of diagnostic kits and reagents

Synonym(s):
4-Nitrophenyl phosphate disodium salt hexahydrate, Phosphatase substrate, pNPP disodium salt hexahydrate
Linear Formula:
O2NC6H4OP(O)(ONa)2 · 6H2O
CAS Number:
Molecular Weight:
371.14
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.32

Quality Level

assay

≥97% (HPLC)

form

powder

solubility

water: 100 mg/mL, clear to slightly hazy

Featured Industry

Diagnostic Assay Manufacturing

storage temp.

−20°C

SMILES string

O.O.O.O.O.O.[Na+].[Na+].[O-][N+](=O)c1ccc(OP([O-])([O-])=O)cc1

InChI

1S/C6H6NO6P.2Na.6H2O/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12;;;;;;;;/h1-4H,(H2,10,11,12);;;6*1H2/q;2*+1;;;;;;/p-2

InChI key

KAKKHKRHCKCAGH-UHFFFAOYSA-L

Looking for similar products? Visit Product Comparison Guide

Application

Phosphatase substrate has been used in the chromogenic detection of adsorbed rabbit IgG to determine coating efficiency.
Chromogenic substrate for use with alkaline and acid phosphatase ELISA procedures. Produces a soluble end product that is yellow in color and can be read spectrophotometrically at 405 nm. The pNPP reaction may be stopped with 3 N NaOH and read at 405 nm.

Packaging

5, 10, 25 g in glass bottle

Other Notes

Substrate for the determination of acid and alkaline phosphatases.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Certificate of Origin

Single step, direct fluorescence immunoassays based on metal enhanced fluorescence (MEF-FIA) applicable as micro plate-, array-, multiplexing-or point of care-format
Hawa G, et al.
Analytical biochemistry, 549, 39-44 (2018)
Christina Papista et al.
Kidney international, 88(2), 276-285 (2015-03-26)
IgA1 complexes containing deglycosylated IgA1, IgG autoantibodies, and a soluble form of the IgA receptor (sCD89), are hallmarks of IgA nephropathy (IgAN). Food antigens, notably gluten, are associated with increased mucosal response and IgAN onset, but their implication in the...
Masaya Yokota et al.
Arthritis research & therapy, 16(2), R72-R72 (2014-03-19)
In addition to the pivotal roles of mast cells in allergic diseases, recent data suggest that mast cells play crucial roles in a variety of autoimmune responses. However, their roles in the pathogenesis of autoimmune skeletal muscle diseases have not...
Jörn Karhausen et al.
Critical care medicine, 41(9), e200-e210 (2013-03-13)
Cardiac surgery, especially when employing cardiopulmonary bypass and deep hypothermic circulatory arrest, is associated with systemic inflammatory responses that significantly affect morbidity and mortality. Intestinal perfusion abnormalities have been implicated in such responses, but the mechanisms linking local injury and...
Nicolas A Giraldo et al.
Clinical cancer research : an official journal of the American Association for Cancer Research, 21(13), 3031-3040 (2015-02-18)
Clear cell renal cell carcinoma (ccRCC) has shown durable responses to checkpoint blockade therapies. However, important gaps persist in the understanding of its immune microenvironment. This study aims to investigate the expression and prognostic significance of immune checkpoints in primary...

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service