718686

ISO 5437:1992

Acid-grade and ceramic-grade fluorspar -- Determination of barium sulfate content -- Gravimetric method

standard by International Organization for Standardization , 12/01/1992

View all product details

Most Recent

Track It

Language:
    • Available Formats
    • Options
    • Availability
    • Priced From ( in USD )
    • Printed Edition
    • Ships in 1-2 business days
    • $49.00
    • Add to Cart

Customers Who Bought This Also Bought

 

About This Item

 

Full Description

The method is based on evaporation to dryness of a test portion in the presence of hydrofluoric acid and concentrated sulfuric acid, extraction of the soluble salts from the mixture, filtration, drying and weighing of the residual barium sulfate. Applies to products having barium sulfate contents equal to or greater than 0,1 % (m/m).

 

Product Details

Published:
12/01/1992
Number of Pages:
3
File Size:
1 file , 260 KB
Note:
This product is unavailable in Ukraine, Russia, Belarus