
ISO 8215:1985
ISO 8215:1985 Surface active agents – Washing powders – Determination of total silica content – Gravimetric method
CDN $85.00
Description
From a test portion all ethanol-soluble matter is removed by extraction with ethanol. The solution of the ethanol-insoluble residue is treated with hydrochloric acid and evaporated to dryness. The residue is dissolved in water and the operations are repeated twice. From the solution obtained after this operations the precipitate is filtered, washed, heated to 900 °C and weighed.
Edition
1
Published Date
1985-12-12
Status
PUBLISHED
Pages
3
Format 
Secure PDF
Secure – PDF details
- Save your file locally or view it via a web viewer
- Viewing permissions are restricted exclusively to the purchaser
- Device limits - 3
- Printing – Enabled only to print (1) copy
See more about our Environmental Commitment
Abstract
From a test portion all ethanol-soluble matter is removed by extraction with ethanol. The solution of the ethanol-insoluble residue is treated with hydrochloric acid and evaporated to dryness. The residue is dissolved in water and the operations are repeated twice. From the solution obtained after this operations the precipitate is filtered, washed, heated to 900 °C and weighed.
Previous Editions
Can’t find what you are looking for?
Please contact us at:
Related Documents
-

ISO 19619:2018 Surface active agents – Determination of free propylene oxide content in propylene oxide adduct surfactants – GC method
CDN $129.00 Add to cart -

ISO 4322:1977 Non-ionic surface active agents – Determination of sulphated ash – Gravimetric method
CDN $85.00 Add to cart -

ISO 4323:2018 Soaps – Determination of chloride content – Potentiometric method
CDN $82.00 Add to cart -

ISO 2868:1973 Surface active agents – Detergents – Anionic-active matter stable to acid hydrolysis – Determination of trace amounts
CDN $84.00 Add to cart







