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Pigment blue 1

CAS Number
1325-87-7
EC Number
215-410-7
Chemical Formula
C33H40N3.xUnspecified
Molecular Weight
478.7 g/mol

Description

Pigment Blue 1 (CAS 1325-87-7 ), also known as C.I. Pigment Blue 1, is a triarylmethane-based organic pigment delivering a bright, reddish-blue shade across a range of industrial substrates. It is valued in colorant formulations where vivid hue intensity and tinting strength are the primary selection criteria. In printing inks, it produces high-chroma blue tones suited to packaging applications. Visual impact drives color specification in these sectors. Coatings formulators incorporate it into architectural and industrial finishes where a clean, saturated blue is required at relatively low pigment loading. Textile and paper dyeing operations use it to achieve consistent surface coloration, particularly in applications where cost-effective blue shading is prioritized over extreme lightfastness demands. Plastics compounders apply it in mass coloration of polymer substrates, including packaging films and molded articles. This versatility makes it a staple in the global colorant market for various polymers. The product is supplied as a dry powder, typically in press cake or flushed paste form for ink and coating applications. This ensures ease of integration into existing manufacturing workflows. Technical grade is the standard commercial offering, with particle size and dispersibility specifications varying by end-use requirement. Quality control ensures consistency across different production batches. Packaging ranges from small drums to bulk quantities depending on supplier and application volume. Proper storage in a cool, dry environment is recommended to maintain the integrity of the pigment powder. Contact us for supply of Pigment blue 1 Request Quote

Other Names (Synonyms)

[4-[bis[4-(diethylamino)phenyl]methylidene]naphthalen-1-ylidene]-ethylazanium | ALMMLSQBERCMRB-UHFFFAOYSA-O | C.I. Pigment Blue 1 | Cascade Blue

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Density2.003[at 20℃]
Water Solubility100μg/L at 20℃
Vapor Pressure0Pa at 25℃
Log P1 at 20℃

Safety & Handling

Danger
GHS05· CorrosiveGHS09· Environment

Hazard Statements

H318Causes serious eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H413May cause long lasting harmful effects to aquatic life

Precautionary Statements

P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P317Get emergency medical help.
P391Collect spillage.
P501Dispose of contents/container in accordance with local regulations.
P265Wash … thoroughly after handling.
P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.