Black Dye PN is a synthetic black colouring agent, chemically known as Brilliant Black BN and listed as E151. It belongs to the colour category of food additives and is used to impart a deep black shade to a wide range of food and beverage products. In production, it provides consistent colour in applications where a dark, uniform appearance is required, such as in certain confectionery, sauces, and soft drinks. Its function is purely aesthetic, helping manufacturers achieve a specific visual standard.
As a water-soluble dye, Black Dye PN is typically supplied as a powder or granular form. It dissolves readily in aqueous systems, which makes it suitable for liquid and semi-liquid products. Formulators should handle it as a fine powder, taking appropriate measures to avoid dust generation and ensure even dispersion. The substance is stable under normal processing conditions, though its colour may be affected by reducing agents. It complies with the specifications laid down in Regulation 231/2012 for E151.
| Appearance | Fine black powder |
| Shelf life | 24 months, unopened |
| Storage | Cool, dry place |
| Test | Requirement |
|---|---|
| Assay | >=80% pure dye |
| Heavy metals | Per specification |
| Subsidiary dyes | Per specification |
QC requirements shown apply to every destination or to the EU. Lot-specific results (assay, moisture, pH, microbiological and heavy-metal testing) vary by production batch and are supplied on the Certificate of Analysis for each shipment.
Yes. Every shipment of Black Dye PN comes with a batch-specific Certificate of Analysis. If you need further documents, such as an allergen or GMO declaration or a certificate of origin, tell us at the enquiry stage and we will confirm what is available.
Storage: Cool, dry place. Shelf life: 24 months, unopened.
The certifications associated with Black Dye PN include FSSC 22000, CNAS CoA. Tell us which certification your audit requires and we will confirm what can be provided before you order.
In most cases, yes. Tell us your target volume and application on the contact form and we'll confirm sample availability along with indicative pricing and lead time.