Reference Source

ISO 5142:1977

For ISO 5142:1977, item title is Sodium sulphate for industrial use — Determination of sodium sulphate content — Gravimetric method; status code is 9599; successor is ISO/CD 5142; withdrawn / published date is 1977-12-01, recorded from its source on 2026-08-05.

Identifier
ISO 5142:1977 verified
Item title
Sodium sulphate for industrial use — Determination of sodium sulphate content — Gravimetric method verified
Status code
9599 verified
Successor
ISO/CD 5142
Withdrawn / published date
1977-12-01 verified
Sourceisopublicstorageprod.blob.core.windows.net
Verified
Review by
DatasetWithdrawn and superseded ISO standards

What the source says

11149,IS,,ISO 5142:1977,Sodium sulphate for industrial use — Determination of sodium sulphate content — Gravimetric method,Sulfate de sodium à usage industriel — Détermination de la teneur en sulfate de sodium — Méthode gravimétrique,1977-12-01,1,['71.060.50'],ISO/TC 47,9599,,[11150],"['en','fr']",3,"<p>Applicable to products in which not all impurities are known or determined. The methods specified in ISO 3237 cannot be applied. The principle consists in dissolution of a test portion, removal of insoluble matter, iron, aluminium and calcium from the solution and evaporation to dryness in the presence of sulphuric acid. Heating and weighing of the total amount. Calculation of the sodium sulp

isopublicstorageprod.blob.core.windows.net, retrieved 2026-08-05

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.