BS ISO 3621:1994
Current
The latest, up-to-date edition.
Photography. Processing chemicals. Specifications for sodium tetraborate decahydrate
Hardcopy , PDF
English
15-04-1995
Establishes criteria for the purity of photographic-grade sodium tetraborate decahydrate and specifies the tests to be used to determine the purity.
Committee |
CPW/42
|
DevelopmentNote |
Supersedes 93/311591 DC and BS 3311(1978). (03/2005) Reviewed and confirmed by BSI, August 2016. (07/2016)
|
DocumentType |
Standard
|
Pages |
12
|
PublisherName |
British Standards Institution
|
Status |
Current
|
Supersedes |
This International Standard establishes criteria for the purity of photographic-grade sodium tetraborate decahydrate and specifies the tests to be used to determine the purity.
Standards | Relationship |
ISO 3621:1994 | Identical |
ISO 10349-5:1992 | Photography — Photographic-grade chemicals — Test methods — Part 5: Determination of heavy metals and iron content |
ISO 10349-1:2002 | Photography Photographic-grade chemicals Test methods Part 1: General |
ISO 10349-9:1992 | Photography — Photographic-grade chemicals — Test methods — Part 9: Reaction to ammoniacal silver nitrate |
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.