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Key Documents

88431

Supelco

Fosfato de amônio monobásico

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

Sinônimo(s):

Fosfato de amônio primário, Fosfato monoamônico, Di-hidrogenofosfato de amônio

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About This Item

Fórmula linear:
NH4H2PO4
Número CAS:
Peso molecular:
115.03
Número CE:
Número MDL:
Código UNSPSC:
85151701
ID de substância PubChem:
NACRES:
NA.24

grau

analytical standard

Nível de qualidade

descrição

traceable to NIST SRM 194

Ensaio

≥99.5% (T)
≥99.5%

prazo de validade

limited shelf life, expiry date on the label

técnica(s)

HPLC: suitable
gas chromatography (GC): suitable
titration: suitable

Impurezas

12.18%±0.10% total Kjeldahl nitrogen

perda

≤0.2% loss on drying

pH

3.8-4.4 (25 °C, 50 mg/mL in H2O)

pf

190 °C (dec.) (lit.)

solubilidade

H2O: soluble, clear, colorless

aplicação(ões)

food and beverages

formato

neat

cadeia de caracteres SMILES

N.OP(O)(O)=O

InChI

1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)

chave InChI

LFVGISIMTYGQHF-UHFFFAOYSA-N

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Descrição geral

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

Aplicação

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

Características e benefícios

  • 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)

Atenção

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

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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