Rotary evaporator is not allowed to dry without water
Shanghai Haozhuang Instrument Co., Ltd. develops the Hao Zhuang (LNB) brand rotary evaporator, which is energy-saving and environmentally friendly, leading the country. Professional manufacturing is more secure and affordable
How to use: 1. Height adjustment: manual lift, turn the handwheel above the machine column, turn forward to rise, reverse to fall. Electric lift, touch the up button to raise the host, touch the down button to lower the host. 2. There are on the condenser The two external joints are used for cooling water, one end is connected to the water, the other end is connected to the outlet water, generally connected to the tap water, the lower the temperature of the condensed water, the better the effect. The upper port is equipped with a vacuum connection, which is connected to the vacuum pump leather tube for vacuuming. 3. Turn the speed control knob to the minimum before turning on the machine, press the power switch indicator to turn on, and then slowly turn to the right speed to the required speed.Generally, large evaporation bottles are used for medium, low speed, and high viscosity solutions. The flask is a standard interface No. 24, 500ml and 1000ml flasks are attached at random, and the amount of solution is generally not more than 50%.
Matters needing attention: 1. Glass parts should be handled lightly, and should be washed, dried or dried before installation. 2. Each grinding port, sealing surface sealing ring and joints need to be coated with vacuum grease before installation. 3 .Water must be added before the heating tank is energized. Drying without water is not allowed. 4.RE-52B must screw (19) into the fuse hole to prevent damage to the flask. 5. If the vacuum cannot be pumped up, please check (1) each joint, Whether the interface is sealed (2) whether the sealing ring and sealing surface are effective (3) whether the vacuum grease is applied between the main shaft and the sealing ring (4) whether the vacuum pump and its leather tube are leaking (5) whether the glass is cracked or broken, Damage phenomenon
Shanghai Haozhuang Instrument Co., Ltd. specializes in the research, development, manufacture and sales of low temperature and constant temperature products. Adopt high-quality refrigeration compressor, temperature sensor and stirring motor, precise and stable microcomputer control system, precise temperature control, excellent and stable performance. Free home delivery nationwide. Reasonable price, quality guarantee, lifetime maintenance, providing customers with fast, professional and high-quality systemized services, welcome your inquiry and purchase!Candy Thermometer,Instant Read Milk Thermometer,Glass Candy Cooking Thermometer,Wireless Kitchen Thermometer
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