Alat Laboratorium Umum Koehler Instrument adalah alat-alat yang digunakan untuk keperluan aktifitas di dalam laboratorium baik itu di sekolah, universitas, rumah sakit, klinik atau laboratorium pribadi. Ada berbagai macam bahan pembuat alat laboratorium misalnya ada yang terbuat dari kaca, metal, plastik bahkan ada yang merupakan gabungan dari berbagai macam metal. Memilih alat laboratorium harus disesuaikan dengan kebutuhan dan fungsinya masing-masing. Oleh karena itu ada banyak sekali jenis alat-alat yang bisa ditemukan dalam sebuah laboratorium. Beli Alat Laboratorium Umum Koehler Instrument harga murah model terbaru, berbagai merk dari supplier, distributor, dealer, agen, importir dan semua penjual yang ada di Indotrading sekarang juga.
SpecificationConforms to the specifications of: ASTM D2384, D2747 (Withdrawn 1985), D2784, D2785 (Withdrawn 1987); GPA 2140; IP 243; ISO 4260; DIN EN 41; NF T 60-142Test MethodDetermines total sulfur in liquefied petroleum (LP) gases and in liquid petroleum products by the Wickbold oxy-hydrogen burner method. Also suitable for burnin
K13270 merupakan Alat Laboratorium Umum untuk analisa bahan bakar minyak menggunakan teknologi balok referensi untuk mengukur empat skala warna yang paling penting yang digunakan untuk bahan kimia cair, resin, minyak, bahan bakar, dan lemak untuk pengukuran warna cair. Unit ini menyediakan pengukuran warna fotometrik presisi tinggi yang objektif, a
DescriptionCools molten wax samples in accordance with ASTM and related specifications. Consists of nickel-plated air and water bath assembly with removable cover. Supports test tube in a vertical position in the air bath.Test MethodPeriodic temperature measurements are taken of a sample of molten wax as it is cooled in an air bath. When
SpecificationConforms to the specifications of: ASTM D1264, D4950; IP 215; FTM 791-3252Drive Motor: 1⁄3hp 1725rpmTemperature Control: ±1°F (±0.5°C) sensitivityTest MethodA grease sample is packed in a ball bearing and subjected to a steady water stream under controlled test conditions. The percentage of gr
DescriptionComplete Water Spray Apparatus meeting ASTM specifications, including spray chamber, delivery system and constant temperature reservoir. Sprays water at the specified rate and temperature on a test panel coated with sample grease. To test for water spray resistance, fill reservoir with 8L of tap water and set thermost
SpecificationConforms to the specifications of: ASTM D1401, D6074, D6158; ISO 6614; DIN 51599; FTM 791-3201; NF T 60-125Stirrer Range: 1100-2000rpmAccuracy: ±1.0rpmDrive: 10hp (75W), high torqueBath Temperature Range: 25°C to 84°CControl Stability: ±0.05°CCapacity: seven (7) 100mL gr
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DescriptionCleans and dries glass capillary viscometers using solvent and pressurized filtered air. Use for all types of kinematic viscometers. Cleans as many as six tubes at a time. Place tubes on solvent/air jets and open the valve for each jet. Turn selector dial to ‘solvent’ to rinse tubes, and then to ‘air’ to evaporate
DescriptionThe Koehler VDS3000 Manual Vacuum Distillation System is the latest design for determining, at reduced pressures, the range of boiling points for petroleum products according to ASTM D1160 and related specifications. The main body of the system or cabinet is composed of an aluminum frame and cold rolled steel walls. T
FeaturesFor general laboratory applicationsPrecise, reproducible settings1000W or 1250W nichrome heater optionAccepts flat bottom and round bottom beakers and flasksDescriptionVariable control electric heater designed for efficient, reproducible heating of flat bottom and round bottom beakers and flasks. Electronic unit control with refer
SpecificationConforms to the specifications of: ASTM D483Capacity: Four (4) Sulfonation FlasksBoiling Water Bath Temperature: 100°CWater Bath Temperature: 25°C ± 0.5°CShaking Rate Range: 300 – 500 cycles/min ±10 cycles/minTest MethodFor the determination of unsolfonated residue in plant
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DescriptionA weighed quantity (10g) of the oil sample is filtered through the prescribed apparatus at 100°C. After solvent washing and drying the total sediment on the filter medium is weighed. The test is to be carried out in duplicate.Test MethodFor the determination of total sediment up to 0.40% m/m for distillate fuel oi
SpecificationConforms to the specifications of: ASTM D2509, D2782Test Rig Outer Diameter: 49.22 mmTest Block: 12.32 x 12.32 x 19.1 mmRotational Speed: 100 to 800 RPMRate of Loading: 0.9 to 1.3 kg/secDead Weights: 52 kgAuto Fluid Recirculation Feeder: 3L capacityAuto Grease Feeder: 45 ± 10 g/minPreset T
DescriptionFor aniline point and mixed aniline point determinations according to Method B. Stirs aniline-sample mixture in a borosilicate glass thin film tube suspended in a heating bath. Thin film of mixture flows over a light well illuminated by a variable 6V lamp. Adjust heating rate per specifications using accessory Powertr
DescriptionDial thermometers, digital thermometers and other temperature measuring instruments. Consists of an oil bath with digital electronic control providing temperature uniformity of ±0.02°C in the range –30°C to +200°C. Accessory Standard Thermometer is calibrated and certified traceable to NIST st
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DescriptionDetermines Tag Open Cup flash point of liquid products and cutback asphalts. Includes sample test cup, plated brass liquid bath with constant level overflow,pivoting ignition taper with pilot light and reference bead, pivoting thermometer holder, heater and cast aluminum base. Electrically heated model is equipped with ste
DescriptionDetermines flash points of liquid products by the Tag Closed Cup method. Features stepless variable heat control with reference dial for accurate repeat setting of temperature rate of rise per specifications. Also available with gas burner instead of electric heater. Precision machined cover mechanism simultaneously opens slide shutter a
DescriptionConstant temperature bath with automatic timing feature for viscosity determinations using Saybolt viscometer tubes and orifices. At the push of a button, the automatic timer starts the sample flow, senses the 60mL end point, and digitally records and displays the efflux time in 0.1 seconds resolution with an accuracy of 0.05%. Automatic
DescriptionConstant temperature bath for viscosity determinations using Saybolt viscometer tubes and orifices. Microprocessor PID circuitry assures precise temperature control within ASTM specified tolerances throughout the operating range of the bath. Simple push-button controls and dual digital displays permit easy setting and monitoring of bath&
DescriptionFor those specimens not previously mentioned in this catalog, following is a list, by test method, of available standardized metal test specimens. Please contact Koehler Customer Service for additional information. Test Method No.Federal Test Methods 791-2503791-2504791-3007791-3462791-3805791-3810791-3814791-4001791-4011791-53
FeaturesType of movement: The oscillation module allows continuous or discontinuous translation at sliding speeds of 0.0001 m/s up to 0.5 m/s. Optional control functions are available for simulating practice-compliant movement patterns. Contact geometries: Friction contacts with abstracted contact geometries (e.g. standard tests) and
SpecificationConforms to the specifications of: ASTM D36, E28; AASHTO T53; IP 58, 198; NF T 66-008FeaturesConforms to ASTM D36 and related specificationsTest MethodThe sample is cast in shouldered rings and heated at a controlled rate under the weight of a steel ball. The softening point is the temperature at which the bitumen d
Features Conforms to ASTM D1322 and related specificationsTest MethodSmoke point is an indicator of the combustion qualities of aviation turbine fuels and kerosene. The fuel sample is burned in the Smoke Point Lamp, and the maximum flame height obtainable without smoking is measured.SpecificationConforms to the specifications of: ASTM D13
DescriptionThe Koehler K92800 test rig is designed such that a standard specimen is pressed against a rubber wheel with a known force. The test area is submerged in wet abrasive slurry. The wheel carries grip particles across the contact face in the direction of wheel rotation. Three wheels are required with nominal shore A durometer hardness
DescriptionFully insulated, thermostatically controlled water bath with constant water level device. Use together with K25370 Bath Conversion Kit to immerse six 350mL test tubes for silver strip corrosion tests. Stainless steel inner wall and powder coated steel outer wall construction.Test MethodTests the corrosiveness of aviation t
SpecificationConforms to the specifications of: ASTM D 6278 & ASTM D 7109. Injector Nozzle - Bosch DN 8 S2 Nozzle Holder - Bosch KD 43 SA 53/13 OR 15 Diesel Injection Fuel Pump - Bosch PE 2A 90D 300/3S 2266Electric Motor: 1.5Kw /925±25 rpmDead Volume - 20±5mlInjector Breaking Pressure - 175 barFl
DescriptionThe Semi-Automatic Vacuum Distillation System features standard ASTM D1160 glassware enhanced with microprocessor control. The vacuum level, bath temperature and heating rates are programmable with up to 50 stored programs. Vapor temperature, distilling flask temperature and vacuum level are digitally displayed. Optio
DescriptionSemi-Automatic Ductility Testing Machine designed explicitly for testing the ductility and elastic recovery of bituminous materials. Features a 6” LCD touch screen control panel. This integrated touch screen allows the user to choose between the ductility or recovery test methods. The custom menu allows for the
SpecificationConforms to the specifications of: ASTM D473; IP 53; ISO 3735; DIN 51789; FTM 791-3002; NF M 07-010FeaturesConforms to ASTM D473 and related specificationsTest MethodDetermines sediment content of crude oil and fuel oils by extraction with toluene.DescriptionA test portion of the sample is placed in a refractory thimble. Tolu
DescriptionDetermines Saybolt Color of highly refined petroleum products. Consists of a matched set of sample and standard tube assemblies with optical viewer. Compares a sample of the product to be tested against standard color discs under a uniform light source. Reduce column height until the sample field is lighter than the c
DescriptionDetermines the salt content, conductance, and temperature of crude oil samples according to ASTM D3230 and IP 265 specifications. Utilizes the latest low-voltage, synchronous detection technology for conductivity measurements and a high-accuracy thermistor array to measure sample temperature. Automatically calculates
DescriptionConstant temperature bath with stirrers for rust preventing characteristics tests. Stirs sample-water mixtures at 1000rpm and controls temperature with ± 0.5°C (± 1°F) stability. Immerses test beakers at the proper depth per ASTM specifications. Microprocessor PID control provides quick temperatu
DescriptionConstant temperature bath rotates oxidation pressure vessels at 100rpm at an angle of 30° in accordance with ASTM specifications. Includes drive system and oil bath with electronic solid state temperature control. Meets ASTM requirements for heat transfer capability and temperature control precision. A convenient
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