G1527 Aldrich

Gold colloid

~0.01% HAuCl4, ~1 A520 units/mL, 8.5-12.0 nm mean particle size (monodisperse), 10 nm particle size



Related Categories 79: Au, Antibodies, Antibody Labeling, Antibody Modification, Biomedical Materials,
description   <0.01% tannic acid
  <0.04% sodium citrate
form   dispersion
contains   0.02% sodium azide as preservative
concentration   ~0.01% HAuCl4
  ~1 A520 units/mL
particle size   10 nm
mean particle size   8.5-12.0 nm (monodisperse)
storage temp.   2-8°C


Physical form

Colloidal suspension


See "Immunocytochemical Methods and Protocols" Lorette C. Javois, chapter 8 (Sigma product I5653) for microscopy related applications.


Suitable for adsorption of biomolecules for labeled probe synthesis.

Price and Availability

Ultra-High Purity Inorganics

Detect Your Unseen Protein
Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 
Protocols & Articles


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