Dark Petroleum Products Sulphur Content Tester (Tubular Oven Method) LST-A11

Labtron LST-A11 is equipped with intelligent controlling system to control determination time, oven movement and alarm system automatically. It is designed according to International Standard ASTM D1151 “Test Methods for Sulfur Content of Dark Petroleum Products”(Tubular Oven Methods).

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
Max. Temperature of oven 950 °C
Sample quantity
Measurement time
Measurement range
Repeatability
Reproducibility
Temperature
Relative humidity
Power supply AC 220 V ± 10 %, 50 Hz
Rated power
Dimensions 720 x 620 x 630 mm, 560 x 410 x 670 mm, 820 x 500 x 290 mm
Weight
  • Oven temperature controller
  • Highly efficient, accurate and reliable
  • Determination for 2 samples at the same time.

It is used to determine sulfur content of dark petroleum products

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)
Porcelain crucible 30 ml
Inner iron crucible 75 ml
Outer iron crucible 190 ml
Burner Mig Burner
Coking furnace Metal furnace
Heating mode Electric heating
Test unit 5 units
Temperature range Ambient to 550°C
Bath type Four holes with a furnace
Heating type Electric resistance furnace
Temperature controlling range 0 ~ 520 °C
Temperature controlling accuracy ± 5 °C
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
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
Heating power 2 kW
Cooling power 0.5 kW
Steam temperature 0 to 400℃
Oven temperature 0 to 500℃
Graduated flasks 100 ml
Scale division of graduated flask 1ml
Distillation flask 125 ml
Ambient temperature ≤ 35 °C
Ambient temperature -10°C to 35°C
Relative humidity ≤ 85 %
Thermometer Each one for 70°C to 90°C , 100°C to120°C , and 125°C to 150°C
Scale division 0.1 ℃
Beaker quantity 600 ml
Ambient temperature (-10) °C ~ 40 °C
Relative humidity ≤ 85 %
Thermometer Measurement range (-5) °C ~ 300 °C
Ambient temperature ≤ 35 ℃
Relative humidity ≤ 85 %
Heating power of electric furnace 250 W × 2
Total power consumption ≤ 700 W
Measurement range Room temperature ~ 150°C
Stirring speed 0 ~ 1200 r / min
Heating power 25 W
Interior Dimension 360 × 250 × 545 mm
Temperature controlling accuracy ≤ 0.5 ℃
Temperature controlling range Room temperature ~ 200 ℃
Power supply for illumination 5 V
Power of motor 2 kW