Tenders Are Invited For Laboratory, Optical And Precision Equipments (Excl. Glasses) – Delivery Of A Vacuum Extractor To The Institute Of Agrophysics. Bohdan Dobrzański Polish Academy Of Sciences In Lublin – 1 Piece

Laboratory, Optical And Precision Equipments (Excl. Glasses) – Delivery Of A Vacuum Extractor To The Institute Of Agrophysics. Bohdan Dobrzański Polish Academy Of Sciences In Lublin – 1 Piece. 1. The Subject Of The Order Is The Supply Of A Vacuum Extractor To The Institute Of Agrophysics. Bohdan Dobrzański Polish Academy Of Sciences In Lublin – 1 Piece. 2. The Scope Of The Order Includes The Delivery Of A Vacuum Extractor To The Ordering Party - 1 Piece. 3. A Detailed Description Of The Subject Of The Order Is Included In Annex No. 1 To The Swz. No. Required Parameters - Minimum Condition 1. Vacuum Extractor, A Necessary Condition 1.1 Parallel Evaporation System With Parameters Not Worse Than: Necessary Condition 1.1.1 Number Of Workstations (Test Tubes): Min. 6 Necessary Condition 1.1.2 Working Volume Of A Single Sample In The Range Of 200 Ml To 250 Ml Necessary Condition 1.1.3 Base Temperature Range Of At Least 20–100°C; Cover Temperature Range Of At Least 20-70°C Or An Equivalent System To Prevent Vapor Condensation Necessary Condition 1.1.4 Accuracy Of Temperature Control Not Worse Than ±2°C In The Operating Range Of The Device Necessary Condition 1.1.5 Sample Mixing Or Shaking System Ensuring Uniform Evaporation Necessary Condition 1.1.6 Adjustable Mixing Speed Min. Up To 300 Rpm Necessary Condition 1.1.7 Automated Evaporation Process Control System Including At Least Temperature, Vacuum And Mixing Control Necessary Condition 1.1.8 Compact Laboratory Design Enabling Installation On A Standard Laboratory Countertop Necessary Condition 1.1.9 Power Supply: 230 V, 50/60 Hz Necessary Condition 1.1.10 Protection Class At Least Ip20 Or Equivalent Necessary Condition 1.2 Parallel Evaporation System Equipment Necessary Condition 1.2.1 Tripod Enabling Simultaneous Evaporation Of Min. 6 Samples With A Volume Of Min. 250 Ml Necessary Condition 1.2.2 A Cover Enabling Simultaneous Evaporation Of Samples In A Number Consistent With The Number Of Stations Necessary Condition 1.2.3 Individual Sealing For Each Station To Prevent The Risk Of Cross-Contamination Necessary Condition 1.2.4 Possibility Of Using At Least 4 Types Of Interchangeable Stands Enabling Work With Different Numbers Of Samples And Different Volumes Of Tubes From A Minimum Of 1 Ml To A Minimum Of 500 Ml Necessary Condition 1.2.5 Condensation System Solvent Vapors Ensuring Effective Condensation Of Vapors Throughout The Entire Operating Range Of The Device, Equipped With A Cooler (E.G. S Type Or Equivalent) And A Condensate Receiver Necessary Condition 1.2.6 Vacuum Cover Necessary Condition 1.2.7 Chemically Resistant Diaphragm Vacuum Pump: Necessary Condition 1.2.7.1 Final Vacuum: Not Worse Than 5 Mbar Necessary Condition 1.2.7.2 Pump Efficiency Min. 1.5 M³/H Scored Criterion 1.2.7.3 At Least Two-Stage Pump Or Equivalent Necessary Condition 1.2.7.4 Automatic Regulation Of The Pump Operation Via A Vacuum Controller Necessary Condition 1.3 Chemically Resistant Pump Necessary Condition 1.3.1 Pump Elements In Contact With Vapors Made Of Chemically Resistant Materials (E.G. Ptfe Or Equivalent) Necessary Condition 1.3.2 Visual Inspection Of Membrane Wear Possible Without Necessity