X-ray Fluorescence Sulfur in Oil Analyzer LST-A10

Labtron LST-A10 is incorporated with self-diagnostic function and electromagnetic integration. It is designed according to International Standards ASTM D4294 and ASTM D7039 for repeatability and reproducibility.

Air flow rate
Max. Preset time
Chamber diameter of oven
Heating power of oven
Max. Temperature of oven
Sample quantity 2 to 3 ml (it is equal to sample depth of 3 mm to 4 mm)
Measurement time 60, 120, 240, 300, and 600 s at random
Measurement range 7 ppm to 5 %
Repeatability < 0.029 (S + 0.6)
Reproducibility < 0.063 (S + 0.6)
Temperature 5 ℃ to 40 ℃
Relative humidity ≤ 85 % (30 ℃)
Power supply AC 220 V ± 20 V, 50 Hz
Rated power 30 W
Dimensions 468 x 368 x 136 mm
Weight 13 kg
  • Microprocessor controller
  • Large screen LCD display
  • Rapid and convenient
  • Save large quantity of test data

It is used to determine mass % of total sulfur in the crude petroleum, petroleum, heavy oil, diesel oil, gasoline and naphtha. It can be used to determine total sulfur content in the products of coal chemical industry, such as primary benzene and other liquid or solid powder samples.

Air flow rate Not less than 150 L / h
Max. Preset time 99 min 59 s (100 min)
Chamber diameter of oven Φ22 mm
Heating power of oven 1400 W × 2
Calorimeter type Isoperibol
Temperature range 5 to 40°C
Measurement range 5 to 40 MJ/ kg
Operation Mode The outer barrel temperature is constant
Calorimeter type Isoperibol
Temperature range 5 to 40°C
Measurement range 5 to 40 MJ/ kg
Operation Mode A. Outer barrel temperature follows room temperature change mode Or B. Outer barrel temperature constant mode
Calorimeter type Isoperibol
Oxygen filling Fully automatic oxygen filling & releasing, fully automatic bomb raising & lowering
Bomb volume 250 ml
Analysis time < 8 min full test process: <10 min
Samples 6
Temperature controlling mode Automatic digital temperature
Temperature controlling range Room temperature ~ 160 °C
Temperature controlling accuracy ± 0.2 °C
Samples 2
Oil bath cubage 30 L
Angle between bomb and water surface 30 °
Speed of rotary assembly 100 ± 5 RPM
Samples 8
Temperature 100 ℃
Temperature controlling accuracy 0.1 ℃
Flow meter 3 ± 0.3 L / H oxygen
Operation temperature of water bath RT ~ 90 °C
Temperature controlling accuracy ± 0.1 °C
Dimensions 550 × 520 × 102 mm
Pressure meter accuracy ± 0.4 % kPa
Test bomb Two samples or a group of parallel samples
Bath temperature 37.8 °C
Temperature controlling accuracy 0.1 °C
Dimensions 500 × 560 × 680 mm, 950 × 540 × 720 mm
Evaporation bath type and size Aluminum bath φ260 × 130 mm
Holes for testing 5 pieces
Size of holes for testing cylinder φ51 × 70 mm
Working temperature 160 ℃ ~ 165℃
Evaporation bath type and size Aluminum block bath, φ260 × 130 mm
Holes for testing 3 pieces
Size of holes for testing cylinder φ51 × 70 mm
Flow rate display Flow meter
Bath type Oil bath
Bath capacity 5000 ml ± 50 ml
Ambient temperature Room temperature to 35 °C
Relative humidity ≤ 85 %
Measuring range 0 to 700 taper degree (digital display table 0-70 mm)
Timing device Timing error is less than ±0.1 s
 Resolution 0.01 mm
Needle insertion accuracy ±1 cone insertion degree