Chongqing Blossom Machinery Equipment Co., Ltd
ProductsCurrent location :Home > Products > General Petroleum Products Testers
BLS-189 Conradson Method Petroleum Products Carbon Residue Tester
【Brief】: The instrument complies to ASTM D189 and GB/T 268.
【Series】:General Petroleum Products Testers


The instrument is designed and manufactured in accordance with the requirements stipulated in ASTM D189 and the People's Republic of China standard GB/T 268 Petroleum Products Carbon Residue Determination Method(Conradson Method), applicable to test the carbon residue in petroleum products after evaporation and pyrolysis to provide an indication of the relative coking tendency of petroleum products.

Components and Features

Porcelain crucible

Short type, 30ml

Inner iron crucible

75 ± 5ml, black-plated surface

Outer iron crucible

190 ± 10 ml, with cover, black-plated surface.


Made of Iron, nickel-chromium plated finish, 250 ± 10 mm high, ring diameter Ф (130 ± 5) mm.

Flame cover body

The upper hole diameter:Ф(90±2)mm; Lower hole diameter: 82(82±2)mm.

Round iron cover

The lower part is 50-53mm high, the middle cone is 25±2mm high, and the top of the upper round tube is welded with Ф3mm wire to form a mouth-shaped fire bridge, which is 50±3mm high to be used as the maximum height indicator for the flame. The surface is black-plated.

Blast burner

Gas burner


Ф130mm × 400mm (bottom ring diameter × height)

Related Products
Pre:BLS-5453 Ultraviolet Fluorescence Sulfur Analyzer
Next:Ramsbottom(Electric Furnace) Method Petroleum Products Carbon Residue Tester BLS-524
Online Service
QR Code