Reference Source

ISO 418:1994

For ISO 418:1994, item title is Photography — Processing chemicals — Specifications for anhydrous sodium sulfite; status code is 9599; successor is ISO 418:2001; withdrawn / published date is 1994-04-21, recorded from its source on 2026-08-05.

Identifier
ISO 418:1994 verified
Item title
Photography — Processing chemicals — Specifications for anhydrous sodium sulfite verified
Status code
9599 verified
Successor
ISO 418:2001
Withdrawn / published date
1994-04-21 verified
Sourceisopublicstorageprod.blob.core.windows.net
Verified
Review by
DatasetWithdrawn and superseded ISO standards

What the source says

20285,IS,,ISO 418:1994,Photography — Processing chemicals — Specifications for anhydrous sodium sulfite,Photographie — Produits chimiques de traitement — Spécifications relatives au sulfite de sodium anhydre,1994-04-21,2,['37.040.30'],ISO/TC 42,9599,[4426],[33087],"['en','fr']",5,"<p>Establishes criteria for the purity and describes the test methods for insoluble matter content, heavy metals content, iron content, alkalinity, reaction to ammoniacal silver nitrate, thiosulfate, appearance of solution.</p>"

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

Source

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