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Colloidal Gold 40 nm

suspension

For further processing only.

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Order information
Colloidal Gold 40 nm material number and pack size:
Material Number Pack Size
05416744103 1 L, 5 L, 25 L
Will be supplied as "Colloidal Gold 40 nm". Unit of measure is "L".
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Overview
Colloidal Gold is well known as an established labeling tool for a broad range of blotting and diagnostic applications and for electron- /light microscopy.
The 40 nm Goldsol quality is red/violet ("potato shape"). The ready to use "gold suspension" is pH adjusted.
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Application
Use Colloidal Gold, 40 nm as conjugation partner for all kind of antibodies, proteins and macromolecules. It is recommended for high sensitive assays due to its unique shape and color.
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Specification
''Citrate Gold'' obtained from reduction of Tetrachloro-auric acid (HAuCl4) with citric acid.
Appearance: Turbid, slightly opalescent raspberry red liquid
Particle size: 38.0-43.0 nm
Particle concentration (A520 unit): 1±0.2
λmax: 531±1 nm
Stability: At +2 to +8°C within specification range for 12 months.