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 |
Chamber Diameter of Oven: | Φ22mm |
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Max. Temperature of Oven: | 950°c |
Heating Power of Oven: | 1400W×2 |
Purpose:
PT-D1551-387 Dark Petroleum Products Sulphur Content Tester (Tubular Oven Method) is designed and made as per the National Standard GB/T387 "Test Methods for Sulfur Content of Dark Petroleum Products (Tubular Oven Methods)" and ASTM D 1551. It is suitable to determine sulfur content of dark petroleum products. Place sample in a quartz boat and completely burn sample in the high temperature air at a stipulated flow rate. Absorb sulfurous anhydride and sulfuric anhydride produced from combustion using peroxide and sulfuric solution. Then make titration for sulfuric acid produced using sodium hydroxide solution.
Technical characteristics
No.ItemUnitQtyRemarks1Valveless gas washing bottle, 250mLSet4Valveless Straight2Receiving bottle, 250mLSet3Triangle bottle3Quartz elbowPiece3Then quartz heating tubes4Quartz tubePiece3Placed in the furnace5Quartz boatPiece4Sample bloom6Bent glass tubePiece3Washing cylinder7Straight quartz tubePiece3Then quartz heating tubes8Hook for quartz boat movementPiece1 9Latex tube outer diameter Φ8 x 1.5Meter3 10Rubber stopperPiece4Receiving bottle11Cork (Φ18 x Φ12 x L18)Piece4