Kjeldahl block digestion in high throughput can be so simple and convenient

Keep everything in view when performing automated acid digestion

Kjeldahl analysis is recognized the world over as the standard and reference method for nitrogen determination.

The KJELDATHERMautomated block digestion system saves you valuable time and provides reproducible digestion conditions around the clock. KJELDATHERM offers you the highest possible degree of safety, with the well thought-out design ensuring a long operating life.

C. Gerhardt offers you Kjeldahl solutions ranging from classical apparatuses for the smallest of quantities to fully automated systems. Combine KJELDATHERM and VAPODEST500 for the most powerful complete solution on the market.

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Products

Nitrogen determination with the Dumas method

Available with a unique manual sample loader or an autosampler for up to 120 samples DUMATHERM performs according to international standards and regulations more

Automatic Fibre Extraction for Feed Analysis

Determining the fibre fraction in feed is time-consuming and laborious. C. Gerhardt developed FIBRETHERM to solve this problem more

Fully automatic acid hydrolysis in 90 min.

80% less work for laboratory staff ✓ Closed system - maximum safety and no space required in the fume hood ✓ Work according to the reference method - Validated and reproducible more

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Videos

Nitrogen determination with the Dumas method

If you have to determine the protein content of many samples every day, you will be delighted with the DUMATHERM nitrogen analyser. In comparison to the Kjeldahl method, the device works without aggressive chemicals and therefore does not require valuable space in the fume hood. Determine t ... more

Automatic Fibre Extraction for Feed Analysis

The usability of animal feed and its impact on animal health depend in large part on the proportions of the different fibre fractions that it contains. The FibreBag method developed by C. Gerhardt makes dissolving and filtering the components significantly easier and ensures more reliable, ... more

Fully automatic acid hydrolysis in 90 min.

The time-consuming fat determination according to Weibull-Stoldt is one of the standard quality control procedures in the food industry. Reduce your laboratory staff's attendance time by up to 80% and get to know the only fully automatic hydrolysis system for classical fat determination wor ... more

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White papers

Nitrogen / Protein Analysis for Starch

Starch products only contain very low concentrations of proteins. For analysis, the Dumas combustion method has established itself as second reference method more

Are Macro Sample Weights at Macro Costs Still Viable Today?

Cost efficiency and the conservation of resources are very often a contradiction. The protein/nitrogen analysis system DUMATHERM brings both demands together more

Improved automatic steam distillation for determining alcoholic strength in spirits and liqueurs

Excellent alternative for sample cleanup of volatiles from complex matrices. Major advantages are the low costs for consumables per analysis more