88431

Ammoniumphosphat, einbasig

analytical standard, for nitrogen determination according to Kjeldahl method, ≥99.5%

• Synonym(e): mono-Ammoniumphosphat, Ammoniumbiphosphat, Ammoniumdihydrogenphosphat
• Lineare Formel: NH₄H₂PO₄
• CAS-Nummer: 7722-76-1
• Molekulargewicht: 115.03
• EG-Nummer: 231-764-5
• MDL-Nummer: MFCD00003396
• UNSPSC-Code: 85151701
• PubChem Substanz-ID: 329769652
• NACRES: NA.24

Eigenschaften

• Qualität: analytical standard
• Qualitätsniveau: 100
• Beschreibung: traceable to NIST SRM 194
• Assay: ≥99.5% (T); ≥99.5%
• Haltbarkeit: limited shelf life, expiry date on the label
• Methode(n): HPLC: suitable; gas chromatography (GC): suitable; titration: suitable
• Verunreinigungen: 12.18%±0.10% total Kjeldahl nitrogen
• Verlust: ≤0.2% loss on drying
• pH-Wert: 3.8-4.4 (25 °C, 50 mg/mL in H₂O)
• mp (Schmelzpunkt): 190 °C (dec.) (lit.)
• Löslichkeit: H₂O: soluble, clear, colorless
• Anwendung(en): food and beverages
• Format: neat
• SMILES String: N.OP(O)(O)=O
• InChI: 1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
• InChIKey: LFVGISIMTYGQHF-UHFFFAOYSA-N

Beschreibung

Allgemeine Beschreibung

Ammonium dihydrogen phosphate is an analytical standard produced under rigorous conditions and measured with the highest possible precision.

Anwendung

It is used as a standard for nitrogen determination according to Kjeldahl′s method.

Leistungsmerkmale und Vorteile

• Available in a neat format, in a secure glass bottle to ensure its stability for the entire shelf life until opened.
• Offers accurate titer determinations
• Accompanied by a certificate of analysis (CoA)

Vorsicht

Store at room temperature. We recommend to purge with dried argon or nitrogen after first use to exclude humidity.

Sicherheitshinweise

• Lagerklassenschlüssel: 11 - Combustible Solids
• WGK: WGK 1
• Flammpunkt (°F): Not applicable
• Flammpunkt (°C): Not applicable
• Persönliche Schutzausrüstung: Eyeshields, Gloves, type N95 (US)