
ISO 5378:1978
Current
The latest, up-to-date edition.

Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Spectrophotometric method
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
English, French
01-06-1978
Destruction of organic matter by sulphuric acid in the presence of a compound catalyst (see ISO 1871), alkalization of the reaction products, destillation of the liberated ammonia and collection in a sulphuric acid solution, followed by measuring of the ammonium salt formed after the addition of Nessler reagent. The method is provided for contents less than 0,025 % (m/m). For greater contents, see ISO 3188.
Committee |
ISO/TC 93
|
DocumentType |
Standard
|
Pages |
3
|
PublisherName |
International Organization for Standardization
|
Status |
Current
|
Standards | Relationship |
NF EN ISO 5378 : 1994 | Identical |
NBN EN ISO 5378 : 1994 | Identical |
NEN EN ISO 5378 : 1994 | Identical |
NS EN ISO 5378 : 1ED 1994 | Identical |
I.S. EN ISO 5378:1995 | Identical |
PN EN ISO 5378 : 2000 | Identical |
SN EN ISO 5378 : 1994 | Identical |
UNI EN ISO 5378 : 1995 | Identical |
UNE-EN ISO 5378:1995 | Identical |
BS EN ISO 5378:1994 | Identical |
EN ISO 5378:1994 | Identical |
DIN EN ISO 5378:1994-10 | Identical |
NFV 03 608 : 1979 | Identical |
BS EN ISO 3188:1994 | Starches and derived products. Determination of nitrogen content by the Kjeldahl method. Titrimetric method |
ISO 1871:2009 | Food and feed products General guidelines for the determination of nitrogen by the Kjeldahl method |
ISO 3188:1978 | Starches and derived products — Determination of nitrogen content by the Kjeldahl method — Titrimetric method |
ISO 1227:1979 | Starch, including derivatives and by-products — Vocabulary |
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.