ASTM E463
Standard Test Method for Determination of Silica in Fluorspar by Silico-Molybdate Visible Spectrophotometry
Available Formats:
- Availability: Immediate Download
- Language: English
- License Type: Single User
- Updates: Not Included
- Availability: Request Quote
- Language: English
- License Type: Enterprise / Multi User
- Updates: Included
About This Item
ASTM E463 is a standard test method for determining silica in fluorspar by silico-molybdate visible spectrophotometry. It provides a focused analytical approach for measuring silica content in this mineral material, supporting consistent laboratory results and clearer quality decisions. For organizations that buy, process, or test fluorspar, this ASTM standard helps define a recognized method for comparison, reporting, and routine control.
What is ASTM E463?
ASTM E463 is a laboratory test method centered on the determination of silica in fluorspar using silico-molybdate visible spectrophotometry. The title indicates a chemical analysis procedure rather than a general material specification, so its main value is in producing a repeatable measurement of silica content. In practice, the standard gives users a common technical reference for preparing, analyzing, and evaluating fluorspar samples with a visible spectrophotometric method.
Where is ASTM E463 used?
ASTM E463 is typically used in laboratories and quality control settings that evaluate fluorspar for commercial or technical purposes. It is relevant wherever silica content in fluorspar needs to be measured with a recognized ASTM method, such as material receiving, product verification, or batch comparison. The standard is especially useful in workflows that depend on consistent chemical analysis and documented test results for mineral materials.
Why is ASTM E463 important?
ASTM E463 matters because silica content can influence how fluorspar is evaluated and accepted in practice. A standardized test method helps reduce variation between laboratories, improves confidence in reported results, and supports more reliable procurement and quality control decisions. By using a common ASTM approach, organizations can compare data more consistently, document compliance more clearly, and lower the risk of misinterpretation in material assessment.
- Silica determination in fluorspar
- Visible spectrophotometric analysis
- Laboratory quality control reference
- Consistent material evaluation
- ASTM-referenced test method
- Publication Date: 2021-10-14
- Publisher: ASTM
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Need This Standard?
Request a personalized quote today to receive the latest edition in PDF or other available formats.
Summarize with AI
Get quick summaries using your favorite AI engine.
Online Standart Disclaimer
OnlineStandart.com is an authorized reseller of international standards, operating through partnerships with authorized distributors. We do not own the copyrights or trademarks of the standards we sell, including but not limited to those of API, ASHRAE, BSI, SAE, ASTM, IEEE, IEC, ASME, ISO, and others.
All product names, logos, and brands are the property of their respective owners and are used for identification purposes only; their use does not imply endorsement. OnlineStandart.com is not affiliated with or endorsed by any standards development organization unless explicitly stated. The content of this document is for informational purposes only and is intended to promote our licensed reselling services.
Online Standart does not host, distribute, or link to free, unlicensed, or uncertified copies of copyrighted standards. Every document we deliver is a licensed copy obtained through authorized channels and supplied with full licensing documentation. The “Free PDF Download” option on our product pages refers to this free informational document — never to a free copy of any standard.




