Atomfair Calcium Metaphosphate Powder (Ca(PO₃)₂), 99.95% Purity, Custom Particle Sizes Down to 1 μm
Product Description
Atomfair calcium metaphosphate is supplied as a white powder with 99.95% purity and is available with custom particle sizes down to 1 μm. Iron content is <5 ppm; cobalt, nickel, copper, cadmium, chromium, and titanium are each <1 ppm. It is intended for optical glass research.
Technical Specifications |
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Customization & Ordering
Custom particle sizes down to 1 μm are available upon request. Please include the required particle size, quantity, and packaging when requesting a quotation.
Key Features and Advantages
- Purity: 99.95%.
- Iron content: <5 ppm; Co, Ni, Cu, Cd, Cr, and Ti: <1 ppm each.
- P₂O₅ content: 71±0.5%; loss on ignition: 0.26%.
APPLICATION SCOPE: optical glass research.
DOCUMENTATION: COA and SDS can be provided upon request for batch-specific confirmation.
TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official institutional quotations.
This material is hygroscopic and may absorb atmospheric moisture, potentially altering its flow properties and reactivity. Storage in a sealed container under dry, inert atmosphere is recommended to maintain specified purity and particle size distribution.
- Moisture Sensitivity: Minimize exposure to ambient humidity by opening containers only in a low-humidity environment or glovebox.
- Contamination Control: Use clean, dedicated spatulas and containers to avoid cross-contamination with transition metals that may affect optical glass properties.
This procedure describes safe transfer and storage of calcium metaphosphate powder to preserve its purity and particle size. Follow these steps to minimize moisture uptake and contamination during handling.
Required Equipment: Inert-atmosphere glovebox or dry bag, Clean, metal-free spatula, Sealable glass or HDPE container with desiccant
- Prepare Work Area
Purge the glovebox or dry bag with dry nitrogen or argon until relative humidity is below 10%. - Open Container
Cut the outer seal of the powder container inside the inert atmosphere to prevent moisture ingress. - Transfer Powder
Scoop the required amount using a clean, metal-free spatula and transfer directly into the target vessel. - Reseal Container
Immediately close the original container with its inner cap and outer lid after each use. - Store Properly
Place the sealed container in a desiccator or dry cabinet at ambient temperature away from direct sunlight.
How does the low iron content (<5 ppm) and trace metal levels (<1 ppm for Co, Ni, Cu, Cd, Cr, Ti) in Atomfair calcium metaphosphate powder affect its suitability for optical glass research?
The extremely low levels of iron and other transition metals are critical for optical glass applications because these elements can cause unwanted coloration and absorption bands in the visible and near-infrared spectrum. For a 99.95% pure Ca(PO₃)₂ powder with iron <5 ppm and each of Co, Ni, Cu, Cd, Cr, Ti <1 ppm, the risk of optical distortion from metal ion impurities is minimized, ensuring high transparency and consistent refractive index in the final glass. This purity level meets the stringent requirements of advanced optical glass research where even trace contaminants can degrade performance.
Why is the P₂O₅ content specified as 71±0.5% and what does the loss on ignition of 0.26% indicate for calcium metaphosphate powder?
The P₂O₅ content of 71±0.5% is a key stoichiometric control parameter for calcium metaphosphate, ensuring the correct glass network formation and thermal properties when used as a raw material. The loss on ignition of 0.26% indicates very low levels of volatile components or adsorbed water, which is important for consistent batch compositions and to avoid bubble formation during glass melting. Both specifications are provided on the certificate of analysis (COA) for batch-specific confirmation.
Atomfair Calcium Metaphosphate Powder (99.95% purity, custom particle sizes down to 1 μm) is engineered for optical glass research, offering low trace metal impurities and controlled P2O5 content.
Positive
- High purity with low trace metals: 99.95% purity with iron <5 ppm and cobalt, nickel, copper, cadmium, chromium, titanium each <1 ppm ensures minimal contamination in optical glass formulations.
- Customizable particle size down to 1 μm: Particle size can be tailored to specific research requirements, enabling precise control over dispersion and reactivity in glass matrix preparation.
Trade-offs
- Specialized application scope: Explicitly intended for optical glass research; suitability for other applications requires independent validation and may not be directly supported.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
