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Kjeldahl Buffers and Reagents

Buffers and reagents intended for use with the Kjeldahl method; the Kjeldahl method is an analytical chemistry procedure used for the quantitative determination of nitrogen contained in organic substances, ammonia and ammonium.
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1 – 6 of 6 results
1

Digestion Reagent, with Copper Catalyst, Ricca Chemical
SDP

For Analysis of Nitrogen (Kjeldahl)

Name Note With Copper Catalyst
CAS 7758-99-8
Color Blue
Physical Form Liquid
Packaging Natural Poly Bottle
CAS Min % 0.51
Chemical Name or Material Digestion Reagent
Grade Laboratory
CAS Max % 0.53
2

TKN Digestion Reagent with Copper Sulfate, Reagents

CAS: 7664-93-9,7778-80-5,7758-99-8,7732-18-5 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Total Kjeldahl Nitrogen Digestion Reagent IUPAC Name: water SMILES: O

CAS 7664-93-9,7778-80-5,7758-99-8,7732-18-5
Molecular Weight (g/mol) 18.02
SMILES O
Synonym Total Kjeldahl Nitrogen Digestion Reagent
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
3

Kjeldahl Digestion Reagent with Copper Sulfate, APHA 4500-N(org) B, Reagents

CAS: 7732-18-5,7664-93-9,7778-80-5,7758-99-8 Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N IUPAC Name: water SMILES: O

CAS 7732-18-5,7664-93-9,7778-80-5,7758-99-8
Molecular Weight (g/mol) 18.02
SMILES O
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
4

Kjeltabs Cu-1.5, Foss™

CAS: 7758-99-8 Molecular Formula: CuH10O9S Molecular Weight (g/mol): 249.68 MDL Number: MFCD00149681 InChI Key: JZCCFEFSEZPSOG-UHFFFAOYSA-L PubChem CID: 24463 ChEBI: CHEBI:31440 IUPAC Name: copper(2+) pentahydrate sulfate SMILES: O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O

PubChem CID 24463
CAS 7758-99-8
Molecular Weight (g/mol) 249.68
ChEBI CHEBI:31440
MDL Number MFCD00149681
SMILES O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O
IUPAC Name copper(2+) pentahydrate sulfate
InChI Key JZCCFEFSEZPSOG-UHFFFAOYSA-L
Molecular Formula CuH10O9S
5

Kjeltabs Cu-3.5, Foss™

CAS: 7758-99-8 Molecular Formula: CuH10O9S Molecular Weight (g/mol): 249.68 MDL Number: MFCD00149681 InChI Key: JZCCFEFSEZPSOG-UHFFFAOYSA-L PubChem CID: 24463 ChEBI: CHEBI:31440 IUPAC Name: copper(2+) pentahydrate sulfate SMILES: O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O

PubChem CID 24463
CAS 7758-99-8
Molecular Weight (g/mol) 249.68
ChEBI CHEBI:31440
MDL Number MFCD00149681
SMILES O.O.O.O.O.[Cu++].[O-]S([O-])(=O)=O
IUPAC Name copper(2+) pentahydrate sulfate
InChI Key JZCCFEFSEZPSOG-UHFFFAOYSA-L
Molecular Formula CuH10O9S
6

Kjeltabs CT (Copper and Titanium) - 5, Foss™

Composition per tablet: 5g K2SO4 + 0.15g CuSO4·5H2O + 0.15g TiO2