Description

Diphosphoric Acid Strontium Salt Europium-Doped is a specialized inorganic phosphor material, precisely engineered for its luminescent properties. This compound is valued for its ability to emit specific wavelengths of light when excited, making it a critical component in advanced optical applications. It is primarily sought by manufacturers in the electronics, security printing, and specialty pigment industries for high-performance phosphor applications.

Application

• Phosphors for LED Lighting: Used as a red-emitting component in phosphor-converted white LEDs (pc-LEDs) for enhanced color rendering and efficiency.
• Anti-Counterfeiting Inks and Pigments: Incorporated into security inks for banknotes, documents, and high-value products due to its specific, hard-to-replicate luminescence under UV light.
• X-Ray and Radiation Imaging Screens: Serves as a scintillator material in medical and industrial imaging equipment to convert X-ray or gamma radiation into visible light.
• Electroluminescent Displays (ELDs): Applied in thin-film electroluminescent (TFEL) displays for instrumentation and niche display applications.
• Fluorescent Labeling and Markers: Used in research and development for optical sensing and as a tracer in material science studies.
• Specialty Coatings and Paints: Formulated into luminescent coatings for safety signage, decorative effects, and photoluminescent emergency pathway markings.

Basic Information

Product Name	Diphosphoric Acid Strontium Salt Europium-Doped
CAS No.	68784-61-2
Molecular Formula	Sr2P2O7:Eu (typically)
Molecular Weight	Contact for details
Synonyms	Strontium Pyrophosphate Europium-doped; Europium-doped Strontium Pyrophosphate; Strontium Diphosphate Europium-activated; Sr2P2O7:Eu2+; Eu:Sr2P2O7; Strontium Pyrophosphate Phosphor; Red Phosphor Sr2P2O7:Eu; Luminescent Strontium Pyrophosphate
EINECS	Contact for details

Quality Control

Our Diphosphoric Acid Strontium Salt Europium-Doped is produced under strict quality management protocols to ensure batch-to-batch consistency and performance reliability for phosphor applications. Each lot is characterized for critical parameters including phase purity, particle size distribution, and luminescent intensity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profiles, and performance metrics is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic (moisture-sensitive) nature, store in a cool, dry place at room temperature (15-25°C/59-77°F) under low humidity conditions. For long-term stability, consider storage under an inert atmosphere such as argon or nitrogen.

Specification

Item	Specification
Appearance	Fine white or off-white powder
Identification (XRD)	Matches reference pattern for Sr2P2O7:Eu
Assay (as Sr2P2O7:Eu)	≥ 99.9%
Europium (Eu) Doping Level	1.0 - 3.0 mol% (Customizable)
Particle Size (D50)	3.0 - 8.0 µm (Customizable)
Excitation Peak (λex)	~ 365 nm (UV)
Emission Peak (λem)	~ 620 - 630 nm (Red)
Loss on Drying	≤ 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.