Medical Freeze Dryer, Food Freeze Dryer, Fruit Freeze Dryer manufacturer / supplier in China, offering Bench-Top Mini Small Laboratory Vacuum Freeze Dryer (Lyophilizer) Drying Machine, Ftir Fourier Transform Infrared Spectrometer (High performance), Automatic Fusion Machine (for X-ray fluorescence spectroscopy) and so on.
Min. Order / Reference FOB Price | |
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10 Piece | Contact Supplier |
Local Area: | Xian, Shaanxi, China |
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R&D Capacity: | OEM, ODM, Other |
Payment Terms: | LC, T/T |
Box-Type Heating Furnace Rated Power: | 2.5 Kw |
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Power Supply: | AC220V±10%, 50 Hz |
Rated Temperature: | 1000°c |
Summary
PT-D482-508 Ash Content Tester is designed and made as per national standard of People's Republic of China GB/T508 Standard Test Method for Ash Content of Petroleum Products. It is suitable to determine ash content in the petroleum products as per GB/T508. It could not be used to determine ash content in the petroleum products containing ash-forming additives (including additives containing certain phosphorus compounds), lubricating oils containing lead, and used engine crankcase oils.
The method summary of ash content test: Take ashless filter paper as ignition core. Ignite the sample in the crucible to make it burning to ash and carbon residue. Heat the carbon residue at 775°C in the high temperature furnace to make it convert to ash. Then cool down and weigh the mass.
Main technical features
No.ItemUnitQty1Box-type heating furnace (including accessories)Set12Temperature control stand (including accessories)Set13Electric heating plate (including accessories)Set14ThermocouplePiece15Compensating lead wire(has been connected with thermocouple)Piece16Ceramic crucible (50 ml)Piece107Ceramic crucible (100 ml)Piece10