High purity nitrogen hydrogen and air gas generator for gas chromatography

It is used to dry, bake, melt and sterilize test sample, widely used in industrial and mining enterprises, laboratory, research institute, inspection agency, college and so on.

  GBB-A3 Heat Sealing Tester Product Introduction GBB-A3 heat sealing tester accurately measures heat sealing temperature, time, pressure and other performance parameters of lid films for jelly cups, yogurt cups, coffee capsules, instant noodle buckets, meal boxes, medical blister packs and other food & pharmaceutical packages. Optimal sealing conditions can be confirmed precisely by testing sealing properties of different materials. Testing Principle Install matched fixture on the lower support plate and place sample steadily. Set sealing temperature, time and pressure as required, then start the device. The upper fixture descends to complete sealing. In manual mode, step on foot switch to press sealing cutter with fixed sealing duration. In automatic mode, upper and lower cutters perform cyclic sealing automatically according to preset parameters. Compliance Standards QB/T 2358-1998, ASTM F 2029, YBB00122003-2015 Technical Parameters Temperature Range Room temperature ~ 250℃ Temperature Accuracy ±1℃ Sealing Time 0.1s ~ 99.99h Sealing Pressure 0~1 MPa Operation Mode Manual & Automatic Air Source Compressed air Overall Dimension 730×400×535 mm Weight 45 kg Power 1200 W Power Supply AC 220V, 50Hz Product Features Pull-out Loading Design Double-layer lower plate enables pull-out feeding, keeping away from sealing cutter for safe and convenient operation. High-precision Temperature Sensor PID temperature control ensures accuracy up to ±1℃, featuring excellent stability and low failure rate. Dual Optional Test Modes Automatic mode realizes repetitive fast sealing; manual mode equipped with foot switch for simple and safe operation. New Pneumatic Driving System Composed of pressure gauge, regulating valve and cylinder, air pressure can be precisely adjusted for efficient sealing. Customized Service Available Custom fixtures fit various cup sizes. Anti-stick sealing cutter and customizable shape, size & smoothness meet diverse research demands. Application Fields Jelly Cup Yogurt Cup Coffee Capsule Medical Blister Pack

Product Introduction The N500A 2.0 Gas Permeability Tester is a high - precision experimental testing equipment that integrates machinery, electronics, and software. It is suitable for testing the gas barrier properties of plastic films, composite films, sheets, metal foils, etc., as well as the gas permeability testing of packaging containers such as plastic, rubber, paper - based bottles, bags, cans, and boxes.  

  ZF3600 Full-automatic Total Migration Tester is applied to determinate the dissolution amount of packaging materials in different simulant soaking solutions.  

A303 water vapor permeability analyzer comfirms to standard ASTM E96/E96M-2016、ASTM D1653-2013

Vacuum Coating Thickness Tester is applied to various vacuum aluminum film, aluminized paper, and other conductive coating materials to test the resistance value, evenness, thickness and so on.

Vacuum Coating Thickness Tester is applied to various vacuum aluminum film, aluminized paper, and other conductive coating materials to test the resistance value, evenness, thickness and so on.

This product is based on the test principle of the Coulomb oxygen analysis sensor and is designed and manufactured with reference to the ASTM D 3985 standard. It is used to determine the oxygen transmission rate (quantity) of film or sheet materials.

The thickness of the film material, an important characteristic of the packaging material, varies and is critical for other properties such as permeability, tensile strength, impact resistance, etc.

Face Mask Particulate Filtration Efficiency is to test the filtering efficiency of particulate protective masks . This instrument conforms to ASTM F2299, NIOSH-42CFR-84, GB 2626-2019, YY 0469-2011 and GB/T32610-2016 standard. GBPI offers mask testing machines for surgical face masks, N95 masks, Melt-blown fabric. BFE Tester, PFE Tester, N95 Tester, Melt-blown fabric Tester.

  The AUTO GQ-100 Modified Atmosphere Refrigerator is meticulously engineered for storage and preservation tests of diverse fruits, vegetables, flowers, seedlings, and more. By harnessing microelectronics technology, it automatically regulates the concentrations of oxygen, nitrogen, carbon dioxide, and ethylene inside the refrigerator, along with temperature and humidity conditions, to achieve outstanding preservation effects. It is an essential and perfect equipment for microbiology, environmental protection, food production, universities, research institutions, and other relevant organizations.   Technical Parameters Project Technical Parameter Gas Measurement Range O₂: 0%–30%; CO₂: 0%–20%; C₂H₄: 0–220 ppm; Remaining gas: N₂ Gas Testing Accuracy O₂: 0.01%; CO₂: 0.01%; C₂H₄: 0.1 ppm Gas Purity Requirement Purity of O₂, CO₂, N₂, and C₂H₄ ≥ 99.9% Gas Flow Control O₂: 0–500 mL/min; CO₂: 0–500 mL/min; N₂: 0–500 mL/min Temperature Control Range -5°C–45°C Chamber Temperature Control Accuracy ±0.5°C Chamber Humidity Range Normal–95% RH Humidity Fluctuation Range ±3% RH Cooling Capacity 1 HP Chamber Humidifier Power 50 W Chamber Lighting System Power 10 W Material Colored steel plate Dimensions 889 mm × 1285 mm × 1750 mm Total Machine Power 1 KW Number/Volume of Test Chambers 1 chamber/100 L Power Supply AC 220V   Application   Fruit and vegetable storage and preservation It is suitable for the storage and preservation test of various domestic and imported fruits and vegetables.   Storage and preservation of meat and seafood It is suitable for storage and preservation test of various pork, beef, mutton and other meat and seafood products such as fish, shrimp, crab, etc.   Baked food storage and preservation It is suitable for the storage and preservation test of various bakery products such as bread, cakes and biscuits.   Storage and preservation of flowers and seedlings It is suitable for the storage and preservation test of various roses, lilies, phalaenopsis and other flowers and seedlings.   Product features Three test chambers work independently; Each chamber has its own humidity, flow and concentration of various gases, ethylene removal devices, lighting systems, sterilization systems, and drainage systems.  Built-in microcomputer system, automatic control, and automatic processing of data. Manually switch the cavity to display the temperature and humidity of each cavity, as well as the concentration of oxygen, nitrogen, carbon dioxide, ethylene, and so on.   24 inch 100,000 real color touch screen, can set the parameters of each cavity and control operations respectively; Detailed data and work status are displayed in real time.  Built-in ozone sterilization, manual button sterilization, can set the sterilization time.  Built-in ethylene catalytic removal device and gas displacement pump control ethylene concentration, fast degassing speed.  Imported high-precision sensors to detect various gas concentrations and ethylene concentrations. The sterilization system adopts ozone sterilization, the manual button for sterilization, automatic control of sterilization time, and automatic stop when the set time is reached. Temperature control: using heating wire heating, scroll compressor cooling, stable performance, low noise; PID algorithm with solid state relay control, no hard mechanical contacts, long service life, average temperature heating, constant temperature. The temperature control of each chamber adopts unified control, and the temperature of the three chambers is set manually. Humidity control: high-frequency atomization humidification, the humidification range is large, long-term humidification does not heat, does not affect the cavity temperature; Each chamber humidification system operates independently, automatically humidifies and maintains humidity after setting the humidity. The inner wall of each cavity is made of stainless steel, the special double-layer glass door, and the shell is made of special color steel plate.  Transparent windows, drainage system anti-condensation, built-in lighting, and self-entry box design.

The identification and quantitation of residual printing solvents in synthetic packaging materials are very important for the material packaging suppliers, the printers and the packaging users of food and pharmaceutical products.