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Pharmaceutical grade polysorbate 20 tween 20cas9005-64-5 uses
Time of Update: 2022-08-20
(3) Take 10ml of the aqueous solution (1→20) of this product, add 5ml of cobalt ammonium thiocyanate solution (take 17.
(3) Take 10ml of the aqueous solution (1→20) of this product, add 5ml of cobalt ammonium thiocyanate solution (take 17.
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Luer comprehensive performance tester CSI-Z001 Shanghai Chengsi operation guide
Time of Update: 2022-08-20
Luer comprehensive performance tester is used to test medical device (Luer) conical joints (locking and non-locking) for liquid leakage, air leakage, separation force, unscrewing torque, ease of assembly, slip resistance, stress cracking, positive A number of performance indicators such as pressure and negative pressure are one of the important means to identify Luer cones for medical devices .
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Behind the large-scale "buy, buy, buy", multinational pharmaceutical companies cannot escape the mid-life crisis
Time of Update: 2022-08-20
In the past few days in August alone, a number of multinational pharmaceutical companies have announced acquisition news, and most of them are willing to pay a premium for this, in order to obtain faster and higher profit returns and find the next high performance growth point .
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Surface Meteorological Observation Station-A Simple and Elegant Surface Weather Monitoring System@2022Updated
Time of Update: 2022-08-20
The device adopts a ten-element integrated sensor, which can conduct real-time observation of meteorological elements such as wind speed, wind direction, temperature, humidity, air pressure, light, optical rainfall, pm2.
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Principle and how to use graphite digester
Time of Update: 2022-08-20
500g of sample into the digestive tube, add three glass beads, add 10ml of digestive solution, put the digestive tube into the digester at 160 °C for digestion for 3h, if the solution is clear 240 ℃ constant temperature digestion to nearly dry, remove and let cool, make up to volume for measurement.
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Test method for oxygen transmission rate of polypropylene material with nano-SiOx added
Time of Update: 2022-08-20
This paper analyzes the influence of this modification method on the oxygen barrier properties of polypropylene materials and the actual effect by testing the oxygen transmission rate of polypropylene materials before and after nano-SiOx modification .
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Refrigeration and heating cycle device application characteristics
Time of Update: 2022-08-20
The closed high and low temperature integrated machine device is a device that uses compressor refrigeration, electric heating for heating, circulating pump transportation, and combines with an electrical control system to realize the temperature control of the heat-carrying fluid in the circulating system .
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Shanghai Chengsi ureteral dynamic friction tester CSI-Z160 technical exchange and experience
Time of Update: 2022-08-20
4 Product net weight: 12kg5 Dimensions: 430×590×370 (mm) 6 Power supply: AC90V-240V/50Hz (adaptive wide voltage) 7 Machine power: 70W8 Programmable controller: PLC+ARM9 Touch screen: 7 inch K600+ core / Dot matrix 65 colors 800*480 resolution 10 Speed range: 0-800mm/min can be selected according to customers Four, configuration list Fixture 1 set of pressure measuring mechanism: built-in printer: on-board needle printerUreteral dynamic friction tester 1.
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Food Citric Acid Monohydrate Citric Acid Anhydrous Citric Acid 25kg/bag Zhejiang
Time of Update: 2022-08-20
Citric acid can prevent oxidation caused by enzyme catalysis and metal catalysis, thereby preventing the color and taste of quick-frozen fruitsFood Citric Acid Monohydrate Citric Acid Anhydrous Citric Acid 25kg/bag Zhejiang Citric Acid (CA), also known as citric acid, molecular formula is C₆H₈O₇, is an important organic acid, colorless crystal, odorless, very Strong sour taste, easily soluble in water, it is an acidity regulator (GB2760-2014) and a food additive .
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What is the working principle of the boiling dryer?
Time of Update: 2022-08-20
It is a kind of dryer that uses the hot air to fully contact the material to take away the water, so as to achieve drying.
It is a kind of dryer that uses the hot air to fully contact the material to take away the water, so as to achieve drying.
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Precautions for the use of magnetic stirrers
Time of Update: 2022-08-20
When you find that the stirrer is beating or not stirring during stirring, please cut off the power supply to check whether the bottom of the beaker is flat and the position is correct.
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Several common faults and solutions of pill making machine
Time of Update: 2022-08-20
2. Phenomenon: When the pill is machined, the shaft knife rotates or the medicine surface sticks to the groove .
2. Phenomenon: When the pill is machined, the shaft knife rotates or the medicine surface sticks to the groove .
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Chemical composition of lotus leaf extract
Time of Update: 2022-08-20
Alkaloids Three monomer components, nuciferine, roemerine and O-nornuciferine, were isolated from lotus leaf in the early stage.
Alkaloids Three monomer components, nuciferine, roemerine and O-nornuciferine, were isolated from lotus leaf in the early stage.
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The method and correct placement of electric pipette for pipetting
Time of Update: 2022-08-20
First press the button to the second stop, then slowly release the button to the origin .
First press the button to the second stop, then slowly release the button to the origin .
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How to do the daily maintenance of the full temperature shaking incubator
Time of Update: 2022-08-20
falling into the motor and exposed refrigeration components on the compressor; clean the dust and dirt on the compressor and condenser; check the fuses, control elements and fastening screws .
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What are the working principles of the sealing machine
Time of Update: 2022-08-20
), and then the sealed packaging bag is sent out of the machine by the guiding rubber belt and the conveyor belt to complete the sealing operation .
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11 Ways to Solve Your Second-hand LC Problem
Time of Update: 2022-08-20
(8) Reasons and solutions for peak tailing of acidic or basic compounds in second-hand liquid chromatograms Inappropriate buffering: use a buffer with a concentration of 50-100 mM and a buffer with Pka equal to the pH value of the mobile phase .
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Summary of the performance characteristics and application scope of the experimental sterilizer
Time of Update: 2022-08-20
Summary of performance characteristics and scope of application of the experimental sterilizer The experimental sterilizer can be used for homogenization and pasteurization, high temperature Various processes such as sterilization and ultra-high temperature sterilization .
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Detailed interpretation of eye drops filling machine
Time of Update: 2022-08-20
1-100ml Voltage: 220V Motor power: 2KW Weight: 600kg Size: 200*1200*1700mmIntroduction of eye drops filling machine: The automatic liquid filling and capping machine is a fully automatic equipment featured by our company.
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Maintenance instructions for horizontal ribbon mixer
Time of Update: 2022-08-20
The particle size of the mixed material is 20-1400 mesh; the amount of liquid spray can be determined according to the adsorption performance of the material and the user's production process requirements; 3.
