Solidifying Point Tester LLTT-A13

Labtron LLTT–A13 is manufactured with stainless steel. It has two cooling baths in one chamber which has the same temperature. The instrument is newly designed and made as per ASTM D2386 Standard Test Method for Solidifying Point of Petroleum Oils. It is suitable to determine solidifying point of petroleum products.

Measurement range
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Bath stirrer
Sample stirrer
Cold trough Two holes in one trough, and same temperature
Controlling temperature of cold trough
Constant temperature bath Cubage
Constant temperature bath Types
Temperature Range
Temperature sensor
Stirring motor Power
Stirring motor Speed
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Refrigeration speed
Repeatability for solidifying point
Repeatability for pour point
Reproducibility
Pressure of cooling water
The lowest temperature
Sample cup Inner diameter
Sample cup Wall thickness
Sample cup Height
Pumping pressure
Dimensions 620 x 460 x 355 mm
Inner Dimensions
Outer Dimensions
Total power consumption 1000 W
Heating power
Power supply AC 220 V ± 10 %, 50 Hz
  • The temperature in cooling baths is uniform and it can reach (-70) ℃
  • Two cooling baths in one chamber with same temperature
  • Design is simple and easy to use
  • No need to use cooling liquid in cold chamber

It can be widely used in petroleum, chemical industries, research and development laboratories. It is suitable to determine solidifying point of petroleum products.

Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Ambient temperature ≤ 30 ℃
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Chamber quantity 2 chambers
Chamber 01 temperature control Ambient to -51 ℃
Chamber 02 temperature control Ambient to -65 ℃
Temperature precision ±1°C
Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Freezing point range -54°C to 2°C
Cold bath measurement temperature range -70° to 20°C
Temperature controlling accuracy ±0.5°C
Bath liquids stirring Electric
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Ambient temperature ≤ 30 ℃
Refrigeration speed > 40 °C / 10 min
Repeatability for solidifying point ≤ 2 °C
Repeatability for pour point ≤ 3 °C
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: 0 °C, ± 0.5 °C; Cold trough II: 0 °C, (-17) °C, ± 0.5 °C; Cold trough III: (-17) °C, (-34) °C, ± 0.5 °C; Cold trough IV: (-70) °C, ± 0.5 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Temperature controlling accuracy ± 0.5 °C
Refrigeration system New-type refrigeration compressor
Cold trough One trough with two baths, temperatures in two baths are equal
Controlling temperature of cold trough Room temperature ~ (-70) °C
Capacity 20 L
Temperature range Ambient +5°C to 100°C
Precision ± 0.1℃
Stirring range 1200 r/min
Potential measuring range (0 to ±1999.5) Mv
Intrinsic error 0.1 % ±0.5 mV
Input impedance Ri ≥1 × 1012 Ω
Burette capacity 10 mL
Ambient temperature (-10)℃ ~ 35 ℃
Relative humidity ≤ 85 %
Sample cup Inner diameter 31.0 ~ 32.0 mm
Sample cup Wall thickness 1.0 ~ 1.5 mm
Temperature controlling accuracy ± 0.5 ℃
Refrigeration system New-type refrigeration compressor
Cold trough Two holes in one trough, and same temperature
Ambient temperature ≤ 30 ℃
Refrigeration system New-type refrigeration compressor
Controlling temperature of cold trough Cold trough I: RT ~ (-51) °C, ± 1°; Cold trough II:RT ~ (-80) °C, ± 1 °C
Ambient temperature ≤ 30 ℃
Relative humidity ≤ 85 %
Electric Muffle Furnace
Controlled temperature 775 ±25 ℃
Temperature rising time of empty chamber ≤ 50 min
Furnace temperature uniformity ≤ 15℃
Internal dimension 200 × 120 × 80 mm
External dimension 490 × 490 × 450 mm
Power consumption 2.5 kW
Power supply AC 220V ±10%, 50 Hz
Net weight 35 kg
Temperature controller
Maximum control temperature 1200 ℃
Dimension 500 × 300 × 235 mm
Power consumption 5000 W
Power supply AC 220±10% V, 50Hz
Net weight 5 kg
Electric heating plate
Heating power (1 to 6) grades, continuously adjustable
Temperature 400℃
Diameter of heating plate Φ 180 mm
Dimension 280 × 250 × 90 mm
Power consumption 2000 W
Power supply AC 220±10%V, 50Hz
Ambient Temperature Range ≤ 35°C
Relative Humidity ≤ 85%
Heating Mantle Cap Power 1000 W
Sample Determination 1 at a time
Ambient Temperature 10°C to 35°C
Measurement Range 0 to 100 mg
Resolution 0.1 µg
Max. Electrolysis Speed 40 µg /s
Ambient Temperature Range ≤ 35°C
Relative Humidity ≤ 85%
Heating Mantle Cap Power 1000 W × 2
Sample Determination 2 at a time
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
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
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