accessibility menu, dialog, popup

UserName

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.
Physical Form 
  • (27)
Quantity 
  • (5)
  • (5)
  • (6)
  • (10)
  • (1)
Grade 
  • (5)
  • (15)
Molecular Weight (g/mol) 
  • (8)
  • (5)
Percent Purity 
  • (5)
  • (3)

Filtered Search Results

Products from some of our suppliers do not display in filtered search results. Please clear all filters to see these products.

Narrow Results

Narrow Results

category

brands

  • (5)
  • (22)

Physical Form

  • (27)

Quantity

  • (5)
  • (5)
  • (6)
  • (10)
  • (1)

Grade

  • (5)
  • (15)

Molecular Weight (g/mol)

  • (8)
  • (5)

Percent Purity

  • (5)
  • (3)
Keyword Search:
1 – 12 of 12 results
1

Sodium Hydroxide, For Kjeldahl Nitrogen, Certified, 40.0% (w/w) ±0.4% (w/w), LabChem™

Molecular Formula: HNaO Molecular Weight (g/mol): 39.997 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Synonym: Caustic Soda PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]

PubChem CID 14798
Molecular Weight (g/mol) 39.997
ChEBI CHEBI:32145
SMILES [OH-].[Na+]
Synonym Caustic Soda
IUPAC Name sodium;hydroxide
InChI Key HEMHJVSKTPXQMS-UHFFFAOYSA-M
Molecular Formula HNaO
2

Nitrogen Receiver Solution, Reagents

Nitrogen Receiver Solution, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

3

Kjeldahl Solution, 40% Sodium Hydroxide/2.5% Sodium Thiosulfate, Reagents

Kjeldahl Solution, 40% Sodium Hydroxide/2.5% Sodium Thiosulfate, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Boiling Point 108°C
CAS 7732-18-5
Color Colorless
Physical Form Liquid
Chemical Name or Material Kjeldahl Solution, 40% Sodium Hydroxide/2.5% Sodium Thiosulfate
Synonym Nitrogen
4

Sodium Hydroxide, 50% (w/w) Nitrogen-Free, Suitable for Kjeldahl Nitrogen Analysis, Reagents

Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Lye, Caustic soda IUPAC Name: water SMILES: O

Molecular Weight (g/mol) 18.02
SMILES O
Synonym Lye, Caustic soda
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
5

Kjeldahl Solution (Dilute) 25% Sodium Hydroxide/1.25% Sodium Thiosulfate, Reagents

Kjeldahl Solution (Dilute) 25% Sodium Hydroxide/1.25% Sodium Thiosulfate, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Boiling Point 106°C
CAS 7732-18-5
Color Colorless
Physical Form Liquid
Chemical Name or Material Kjeldahl Solution (Dilute) 25% Sodium Hydroxide/1.25% Sodium Thiosulfate
Grade Reagent
Synonym Nitrogen
6

Kjeldahl Solution, 50% Sodium Hydroxide/2.5% Sodium Thiosulfate, Reagents

Kjeldahl Solution, 50% Sodium Hydroxide/2.5% Sodium Thiosulfate, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Boiling Point 102°C
CAS 7732-18-5
Color Colorless
Physical Form Liquid
Chemical Name or Material Kjeldahl Solution, 50% Sodium Hydroxide/2.5% Sodium Thiosulfate
Synonym Nitrogen
Melting Point -7°C
7

Persulfate Digesting Solution, Reagents

Persulfate Digesting Solution, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

8

Kjeldahl Digestion Solution, Reagents

Kjeldahl Digestion Solution, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

Boiling Point 102°C
CAS 7732-18-5
Color Colorless
Packaging Poly Bottle
Physical Form Liquid
Chemical Name or Material Kjeldahl Digestion Solution
Grade Reagent
Synonym Nitrogen
9

Kjeldahl Solution, 40% Sodium Hydroxide/8% Sodium Thiosulfate, Reagents

Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N Synonym: Nitrogen IUPAC Name: water SMILES: O

Molecular Weight (g/mol) 18.02
SMILES O
Synonym Nitrogen
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O
10

Sodium Salicylate Nitroprusside Solution, Reagents

Sodium Salicylate Nitroprusside Solution, Reagent, for general laboratory use. Manufactured in ISO 9001 facility.

11

TKN Digestion Reagent with Copper Sulfate, Reagents

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

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
12

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

Molecular Formula: H2O Molecular Weight (g/mol): 18.02 InChI Key: XLYOFNOQVPJJNP-UHFFFAOYSA-N IUPAC Name: water SMILES: O

Molecular Weight (g/mol) 18.02
SMILES O
IUPAC Name water
InChI Key XLYOFNOQVPJJNP-UHFFFAOYSA-N
Molecular Formula H2O