Environmental Express® TKN Standards and Reagents

Meet EPA method 351.1 and 351.2
  • Ready to use standards and reagents
  • Boiling chips keep heat steady
Standards and reagents pre-made to meet your Total Kjeldahl Nitrogen (TKN) testing needs.
£27.81 - £104.35GBP / Each
£33.37 - £125.22GBP (incl VAT)

8 variations of this product are available.

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8 PRODUCT OPTIONS
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Description
Availability Pricing
LabChem Copper sulfate pentahydrate, 500 g WZ-35205-36 Mfr # LC134051
COMPARE
Copper sulfate pentahydrate, 500g
£63.70GBP / Each
£76.44GBP (incl VAT)
LabChem Digestion Reagent (with Mercury), 1 L WZ-35205-37 Mfr # LC105502
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Digestion Reagent (without Mercury), 1L
£104.35GBP / Each
£125.22GBP (incl VAT)
LabChem Digestion Reagent (without Mercury), 1 L WZ-35205-39 Mfr # LC105602
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Digestion Reagent (with Mercury), 1L
£81.31GBP / Each
£97.57GBP (incl VAT)
COMPARE
Carbon Boiling Chips 8oz
£27.81GBP / Each
£33.37GBP (incl VAT)
LabChem Optional EDTA 5% w/v, 500 mL WZ-35205-43 Mfr # LC139301
COMPARE
Optional EDTA 5% w/v, 500 mL
£48.69GBP / Each
£58.43GBP (incl VAT)
LabChem Sodium hypochlorite 2-3% w/v, 1 L WZ-35205-44 Mfr # LC246402
COMPARE
Sodium hypochlorite 2-3% w/v, 1L
£34.37GBP / Each
£41.24GBP (incl VAT)
LabChem Sodium nitroprusside 0.05% w/v, 500 mL WZ-35205-45 Mfr # LC247001
COMPARE
Sodium nitroprusside 0.05% w/v, 500 mL
£37.49GBP / Each
£44.99GBP (incl VAT)
LabChem Sodium phenate Solution, 500 mL WZ-35205-47 Mfr # LC247701
COMPARE
Sodium phenate Solution, 500 mL
£54.24GBP / Each
£65.09GBP (incl VAT)
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