Dry Block Digesters for Kjeldahl Method, Macro Version

Overview

Configured for use with distillation and digestion tubes of up to 250 mL, 42 mm Ø x 300 mm, these Macro Version Dry Block Digesters are available in 3 models, the Macro Bloc Digest 6, Macro Bloc Digest 12 or Macro Bloc Digest 20 for 6, 12 or 20 tubes respectively. A typical system includes the block digester, control module, tube support rack, gas collector and tubes. Micro Versions are available for 12, 24 and 40 tubes of 26 mm Ø x 300 mm

Also available for safety, convenience and to save water is a Scrubber, re-Circulating Vacuum Pump and a Water Jet Pump. Rose Scientific provides supplies including tubes for Tecator Digestion Unit 8 and 20 or devices such as the Foss-Tecator Model 2010.

Full Featured System with Optional Scrubber and Vacuum Pump

Features of the Dry Block Digesters:

Minimal sample manipulation
Uniform heating
Capacity to store 20 programs of 4 steps for temperature and time
Gas collection system
Programmer, Time and Temperature display
Temperature selection from 45 to 450 °C
Maximum time per step: 600 minutes, K type temperature sensor
An acoustic and indicator lamp show when the unit has reached the end of the final cycle.
Safety alarm operates if the temperature probe fails
A selector switch at the back of the unit for Kjeldahl assays
All models are supplied with a Tube Rack with integrated heat shields

Specifications (Click here):

Dry Block Digesters for Kjeldahl Method, Macro Version

Number	Description	Price $
4000631	Macro Bloc Digest 20 Digestion Unit for 20 × 250 mL Tubes, 230V, 50/60Hz, supplied complete with dry-block connected to a programmable control unit for time and temperature, rack support for tubes and fume extractor and a set of digestion tubes	12,861.50
4000630	Macro Bloc Digest 12 Digestion Unit for 12 × 250 mL Tubes, 230V, 50/60Hz, supplied complete with dry-block connected to a programmable control unit for time and temperature, rack support for tubes and fume extractor and a set of digestion tubes	9,680.40
4000629	Macro Bloc Digest 6 Digestion Unit for 6 × 250 mL Tubes, 230V, 50/60Hz, supplied complete with dry-block connected to a programmable control unit for time and temperature, rack support for tubes and fume extractor and a set of digestion tubes	7,514.30
4000509	Macro Heating Block for 20 × 250 mL tubes of 42 mm Ø, 45 to 450 °C, W×D×H = 44 × 39 × 18, 31 kg, 2500 Watts, 230 Volt, 60Hz	4,437.70
4000508	Macro Heating Block for 12 × 250 mL tubes of 42 mm Ø, 45 to 450 °C, W×D×H = 39 × 33 × 18, 25 kg, 2100 Watts, 230 Volt, 60Hz	3,405.50
4000507	Macro Heating Block for 6 × 250 mL tubes of 42 mm Ø, 45 to 450 °C, W×D×H = 33 × 28 × 18, 18 kg, 1500 Watts, 230 Volt, 60Hz	2,286.70
4001538	RAT Programmer – Remote Access Terminal for programming time and temperature, temperature range 45 to 450 °C, memory for 20 four step programs, two selectable temperature gradients, bidirectional RS-232 serial connection, software included	2,477.70
4005091	Macro Tube Support Rack for 20 x 250 mL tubes, chemically treated Dural, handles, side panel to reduce heat loss	631.40
4005081	Macro Tube Support Rack for 12 x 250 mL tubes, chemically treated Dural, handles, side panel to reduce heat loss	562.60
4005071	Macro Tube Support Rack for 6 x 250 mL tubes, chemically treated Dural, handles, side panel to reduce heat loss	487.80
4042300	Digestion and Distillation Tube, Macro Series of 250 mL volume, 42 mm Ø × 300 mm high, graduated to 100 mL	56.89
4001611	Scrubber Unit, supplied with 3 kg acid vapor neutralizer solution, used between the block digester and the re-circulating pump	2,102.20
4001610	3 kg acid vapor neutralizer solution	137.75
4001612	Vacuum Pump, water re-circulating, 115 Volt, 60Hz, vacuum level 0.98 bar, pump rate 10 L/m, W×D×H = 39×28×44 cm, 10 kg, to aspirate vapors	2,342.20
7000293	Water Jet Pump, metallic, suitable for vacuum extraction of fumes with 6, 12 and 24 position units	57.38
4000633	Water Jet Pump, PVC, suitable for vacuum extraction of fumes with 20 and 40 place units	452.00

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