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Labconco™ Kjeldahl Rapid Digestor-25

Extra-fast heating and cool-down time

Manufacturer:  Labconco™ 2301200

Catalog No. 13-160

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Requires : Tubes (sold separately)



Saves energy and operator time in wet digestions such as nitrogen and trace metals analyses.

Standard Features

  • Digests most samples in 25 to 45 minutes
  • Direct heat transfer means more efficient digestion
  • Ceramic encapsulation protects heaters and platinum temperature sensor from acid spills
  • Five monitor lights—one for each block of five heaters—blink when digester reaches preset temperature and warn of any malfunction in individual blocks
  • Solid-state controller gives stepless temperature control up to 450°C (842°F)
  • Reaches 410°C (770°F) in one hour depending on sample type and catalyst
  • Accuracy of ±0.5% (when ambient temperature is 10° to 40°C (50° to 104°F) and line voltage is within 10% of nominal value)
  • Consists of tube carrier rack, digester unit and controller
  • Aluminum alloy carrier rack holds up to twenty-five 250mL tubes securely
  • Heat shields prevent heat loss; permit rapid cooling when removed
  • Carrier, with tubes, fits on top of digestion unit
  • Twenty-five individually heated ceramic modules in digester are molded to fit profile of 250mL tubes

When used with Labconco RapidStill II™ (13-160-1), unit is ideal for laboratories with sample throughput of approximately 50 determinations or less per day.

Order Info

Digestion unit measures 19L × 19.25W × 8.25 in.H (48 × 49 × 21cm); Controller unit measures 13.25L × 8.12W × 5.62 in.H (33.6 × 20.6 × 14.4cm); Carrier rack is 14.50L × 14.50W × 6.50 in.H (36.8 × 36.8 × 16.5cm). Optional Fume Removal System (see at right, top) adds 4 in. (10cm) to height. Shipping weight: 79 lb. (36kg)



Rapid Digestor
50/60 Hz
19 in.
208/230 V, 50/60 Hz
8.25 in.
19.25 in.
16 A
208/230 V
48 cm
Digests most samples in 25 to 45 min., saves energy and operator time in wet digestions such as nitrogen and trace metals analyses
21 cm
1 Ea.


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