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● Magnification range: 50 - 800x ● Interchangeable lenses planachromat 5x/0.12, 10x/0.25, 20x/0.40, 40x/0.60 (on request), 50x/0.70, 80x/0.80 with extended working range ● Eyepiece 10x/18mm ● Illuminator: LED illuminator with stabilized source and built-in battery. Lighting adjustment with linear intensity change. The charger is included. ● Microscope tripod with height adjustment with a stroke of 35 mm. The ability to tilt the tripod at an angle of ± 20 degrees forward and backward to take pictures of a curved surface without moving the microscope from the mounting point ● Moving the lens 30x30 mm along the X-Y axes ● Coarse and fine focusing handles ● Strong magnetic fastening on 3 points using hinged supports for mounting on curved convex and concave steel surfaces, including pipe bends with a diameter of 60 mm ● Anti-slip nozzles ● Metal mounting for non-magnetic surfaces with ratchet mechanism ● The base for fixing the microscope in stationary operation ● Bayonet mount for camera ● C-mount mount for video camera ● Transport plug for video output ● A case for carrying a microscope with a camera.

Biotechno pilot fermenters have a fully aseptic design and are easily validated. The universal C-Bio control system, unified for fermenters of any volume, greatly simplifies the scaling process and allows you to transfer fermentation data to larger fermenters. The total volume is 15-50 liters Working volume 10.5-35.0 l Material of manufacture: 316L stainless steel (for parts in contact with the product) Stainless steel grade 304L (for parts not in contact with the product) Design pressure 3.0 kg/cm3 (capacity) 4.0 kg/cm3 (jacket) Design temperature 143°C (capacity) 151°C (shirt) Surface treatment Internal polishing 0.4 µm + electropolishing External polishing 1.2 µm Ports on capacity Upper Port for diaphragm pressure gauge Port for diaphragm pressure transmitter Bursting membrane Exhaust gas outlet and condenser Inoculation Viewing window Foam sensor port Nozzle for CIP Spare port Upper side walls Air supply Viewing window Culture liquid supply x 3 Ring Bubbler Spare port Lower side walls Port for PT100 temperature resistor sensor Port for pH sensor Port for dissolved oxygen sensor Spare port Sampling port Shirt Steam supply / outlet of the cooled water Steam output / Cold water supply (including safety valve and pressure gauge) Low drain valve 2. Mixing mechanism Top drive with single mechanical seal 0.25 kW DC motor Speed 30-600 rpm (inverter control) Val – F20 Adjustable three-level paddle stirrers 3 welded partitions 3. Aeration mechanism Automatic air supply 2 VVM 5" high-efficiency 0.2 µm filter and 316L stainless steel filter housing Automatic Air flow meter 4. Pressure mechanism The bursting disc Pressure gauge Positioner Pressure sensor Pressure control valve 5. pH/DO control mechanism pH sensor pH Sensor Holder Cable for pH sensor DO sensor DO Sensor Holder Cable for the DO sensor Peristaltic pump (fixed 20 rpm) x 2 Bottle 1 l x 2 6. Defoaming mechanism Defoaming sensor Cable for defoaming sensor Peristaltic pump (fixed 20 rpm) x 1 1 L x 1 bottle 7. Temperature control mechanism Temperature sensor (PT 100) Heat exchanger Pump 8. Strapping and frame Support Corners and channels – STS304 Manufactured strapping Air supply Supply of process steam Supply of pure steam Cooling water supply Return of cooling water Drain of waste water Drain of waste liquids Exhaust gas output Instrumentation Diaphragm valve Direct flow valve Steam trap Membrane pressure gauge Ball valve and pneumatic angle valve Check valve Safety valve Crankshaft, tee Welding of pipes Orbital welding (line in contact with the product) Manual welding (common line)

Scope of delivery of the laboratory: — viscometer VBR-2; — lever scales VRP-1M; — glass, 1000 ml; — pH strips, pH 1-14, 100 pcs./pack; — electronic stopwatch; — determination of the sand content.

Technical specifications The indicator provides the ability to measure current without breaking circuits at a height of up to 7.5 m from ground level. Power supply: two AAA elements of 1.5 V. Operating conditions: temperature from -10°C to +40°C, relative humidity 80% at +25 °C. Overall dimensions in the working position 6600x70x80 mm Overall dimensions in the stowed position (cover) 1700x100x70mm. Weight 2.5 g. As a measuring device, a digital multimeter with a memory function, semi-automatic selection of measurement limits is used. Measurement of alternating current up to 500 A with a measurement accuracy of 3%. Measurement of AC and DC voltage up to 600 V with a measurement accuracy of 2%; resistance measurement – up to 2.0 M ohms. Ringing of electrical circuits. Structurally, the indicator consists of four fiberglass rods articulated with each other using connectors. On the upper rod there is a detachable magnetic circuit covering the wire in which the current must be measured. On the lower rod there is a measuring device that records the current values. They are not subject to mandatory certification (they are not included in the “Nomenclature of products and services (works) for which mandatory certification is provided by legislative acts of the Russian Federation”. It was put into effect from 01.12.2002 by the resolution of the State Standard of the Russian Federation No. 64 dated 30.07.2002.)

The PKN-2 device is designed to determine the swelling coefficient of clays. Device indicators: Indicator division price, mm — ( 0.01 ) Working stroke of the indicator rod, mm — ( 11.5 ) Overall dimensions, mm — ( 60x85x415 ) Weight, kg — ( 0,7 )

The consistometer can be used in laboratories of grouting offices, drilling departments and oil-producing associations, as well as in laboratories of research organizations engaged in the development of formulations and research of grouting cements, mixtures and solutions for cementing wells. The consistometer can be transported to the place of testing cement mortars in compliance with the rules of transportation specified in the passport of the device, while no additional calibration is required. The consistometer works in conjunction with a personal computer, as well as in offline mode under the control of a microprocessor system. The pressure is set by a manual high-pressure pump by the operator. In the dialog mode, the operator sets the parameters necessary for testing grouting solutions. The test results can be transmitted via the USB interface to a personal computer for printing, archiving or processing by user programs. Technical specifications The range of determination of consistency is from 0 to 100 units of consistency (1e.k. = 1 Bc, Bc is a unit of consistency of Burden). The limit of the permissible reduced error in determining the consistency is ± 5% of the measurement range (100 E.K. = 100 Bc). The rotational speed of the measuring frame in cement mortar is (150 ±1) rpm. The heating range of the tested solutions is from the current temperature to 200 ° C. The limit of the permissible reduced error in determining the temperature is ± 1%. The range of the tested pressure is from the current, atmospheric, to 100 MPa. The limit of the permissible reduced error in determining the pressure in the autoclave is ± 2.5%. Operating conditions: ambient temperature – from +10 to +35 ° C; relative humidity up to 65% at 20 ° C and up to 80% at 27 ° C. The electrical insulation resistance between the electrical circuits and the housing at ambient temperature (20 ± 5) ° C and relative humidity (80 ± 3)% is not less than 20 mOhm. The electrical insulation between the electrical circuits and the housing under the conditions of clause 2.7. must withstand an alternating current voltage of 1.5 kV of a sinusoidal shape with a frequency of 50 Hz. Power supply of the installation: voltage: ≈ 220 V ±10%; the frequency of the supply network is 50 Hz; power consumption, no more than - 3 kW. Overall dimensions, not more than, mm: 750x400x1000; The average service life is at least 10 years. The mass of the consistometer is no more than 145 kg.

Indicators of the device: — the constant of the viscometer at a temperature of 20 + 5 0C, sec — ( 15 ). — absolute error of the viscometer constant, sec — ( +0.5 ). — measuring range, sec — (from 1 to 100 ). — diameter of the opening of the viscometer tube, mm — ( 5 +0.012 ). — length of the viscometer tube, mm — ( 100 -0.46 ). — capacity of the viscometer, ml — ( 700 +40 ). — measuring cup capacity, ml — ( 500 +5 ). In addition to the device Viscometer VBR-2, you can order a tripod.

The viscometer works under the control of a PC (Laptop). In the dialog mode, the operator sets the parameters necessary for testing liquids. The test results are displayed on a PC display, stored in a database and can be printed on a printer. Technical specifications The range of viscosity determination is from 0 to 1000 MPa ×s. The limits of the permissible relative error in determining the viscosity under normal conditions are 1%. The rotational speed of the measuring nozzle is from 0.1 to 900 rpm. The range of temperature control and determination of the temperature of the tested solutions under normal conditions is from 10 to 50 ° C. The limit of permissible absolute error of temperature control and temperature determination ± 2 °C. Normal operating conditions under which metrological and reliability parameters are normalized: type of current – alternating single-phase; supply voltage – (220 ± 22) V; ambient temperature – from +15 to +25 ° C; AC frequency – (50± 1) Hz; power consumption – no more than 240 VA. Operating conditions under which the additional error in determining the viscosity increases by ½ of the main one: ambient temperature – from +10 to +35 ° C; The electrical insulation resistance between the electrical circuits and the housing at ambient temperature (20 ± 5) ° C and relative humidity (80 ± 3)% is not less than 20 mOhm. The electrical insulation between the electrical circuits and the housing under the conditions of clause 2.8 must withstand an alternating current voltage of 1.5 kV of a sinusoidal shape with a frequency of 50 Hz. Overall dimensions of the viscometer, no more than 160x300x340mm. The average service life is at least 10 years. The mass of the viscometer is no more than 12 kg.

It has: a wide range of calibrated currents and voltages reproduction; wide frequency range at alternating current 20Hz – 20kHz; adjustment of the phase shift angle between current and voltage in the range 0 – 360 °; high accuracy of reproduction of current, voltage, phase shift angle. Normal operating conditions: ambient temperature (23 ± 5) ° C; the relative humidity of the surrounding air is 30-80 %; atmospheric pressure 84 — 106 kPa (630-795 mmHg); supply network voltage (220 ± 4.4) V; supply network frequency 48 — 62 Hz. Operating conditions: ambient temperature from 5 to 40 ° C; relative humidity up to 80 % at temperatures up to 30 ° C; atmospheric pressure 84 — 106 kPa (630 — 795 mmHg) supply voltage (220 ± 22) At a frequency of 48 — 62 Hz; The additional error in reproducing the voltage and strength of direct and alternating current, as well as the power from a change in the mains voltage by ± 10% of the nominal value of 220 V does not exceed half of the corresponding basic error. The additional error from the change in ambient temperature for every 10 ° C does not exceed half of the basic error. The electrical insulation resistance between the power supply circuits of the device and the housing is not less than: under normal conditions of use – 20 Mohm; at elevated ambient temperature — 5 Mom. The device can be used as part of automated measuring systems for various purposes with serial interfaces: RS-232C (EIA-2320) or USB. Overall dimensions: control unit 270 x448.8x496 mm, power unit 270 x448.8x496 mm. Weight: control unit 25 kg, amplifier unit 25 kg.

Nitrogen traps are designed for use in various vacuum systems in order to prevent the ingress of vapor gases and various organic compounds from high-vacuum and pre-vacuum pumps into the vacuum chamber (system) following in the reverse flow, as well as to protect vacuum units from organic substances present in the vacuum volume.

For scientific and industrial applications.

Technical specifications the maximum temperature value in the thermostat is 95 °C. the range of water heating is from the current temperature to 95 ° C. The accuracy of automatic temperature maintenance is 0.5 °C. power supply parameters at which technical characteristics are normalized: type of current – alternating single-phase; voltage , V — 220±22; AC frequency , Hz — 50 ±1; the power consumption when entering the mode should be no more than, kVA — 4; the power consumption while maintaining the temperature should be no more than, kVA - 2. Operating conditions: ambient temperature – from plus 10 to plus 35 ° C.; relative humidity, from 65 to 80%. the electrical insulation resistance between the electrical circuits and the housing at ambient temperature (20 ± 5) ° C and relative humidity (80 ± 3)% is not less than 20 mOhm. electrical insulation between the electrical circuits and the housing under the conditions of clause 2.8. must withstand an AC voltage of 1.5 kV sinusoidal frequency of 50 Hz. overall dimensions not more than, mm: 520x420x480. tank volume – 40 liters. the average service life is at least 10 years. the weight of the thermostat is not more than 26 kg.