This product is not an ammonium standard, but a nitrogen standard (in the form of ammonium). If written, 'NH4+ standard as N', that would imply that the product is an ammonium standard, which this is not; it is an ammonium *nitrogen* standard.
89503
Ammonium Nitrogen Standard for IC
1000 mg/L N as NH4+ in water (nominal concentration), TraceCERT®
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About This Item
Code UNSPSC :
41116107
Nomenclature NACRES :
NA.24
Le tarif et la disponibilité ne sont pas disponibles actuellement.
Produits recommandés
Qualité
certified reference material
TraceCERT®
Niveau de qualité
Gamme de produits
TraceCERT®
Concentration
1000 mg/L N as NH4+ in water (nominal concentration)
Technique(s)
ion chromatography: suitable
Application(s)
environmental
food and beverages
Format
single component solution
Description générale
This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034. This CRM is traceable to SI unit kg and measured against primary material from an NMI, e.g. NIST.
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Certified content incl. uncertainty and expiry date are given on the certificate.
Download your certificate at: http://www.sigma-aldrich.com.
Liaison
Visit the IC Portal to learn more
Remarque sur l'analyse
1000 mg/L N as NH4+ in water, prepared with high purity NH4Cl and water
Informations légales
TraceCERT is a registered trademark of Merck KGaA, Darmstadt, Germany
Produit(s) apparenté(s)
Réf. du produit
Description
Tarif
Code de la classe de stockage
12 - Non Combustible Liquids
Classe de danger pour l'eau (WGK)
nwg
Point d'éclair (°F)
Not applicable
Point d'éclair (°C)
Not applicable
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Certificats d'analyse (COA)
Lot/Batch Number
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Les clients ont également consulté
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The way this is named is super confusing. Normally, I would see NH4+ standard written "as N" meaning that only the nitrogen is considered toward the concentration. This seems to indicate that the NH4+ molecular weight is used to calculate the conc!?!
1 answer-
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