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The chemiluminescence nitrogen determination instrument (SH708) adopts the principle of chemiluminescence detection. After the nitrogen content sample (or standard sample) to be measured ......
50% distillate temperature: indicates the content of the light fraction in diesel fuel. If the temperature is low, the fraction is light, with fast evaporation and combustion speed and easy engi......
When selecting a grease, the size of the grease taper should be considered. When the mechanical friction surface load is large, should use a small degree of lubricating grease, otherwise it wil......
Viscosity is an important characteristic of liquid fuel. Small viscosity means that liquid is easy to flow, transport and atomize, which is beneficial to the operation of boiler. The viscosi......
Moisture: Years of experience with resistant fuels have shown that in many cases the acid value of the oil in operation is increased due to the hydrolysis of the oil, so the new oil standard is ......
Abstract: Dimethyl sulfoxide is a transparent, colorless, odorless, slightly bitter liquid with very low toxicity. It is a water-soluble compound that can dissolve most organic compounds, ev......
The depressant refers to the chemical that can reduce the freezing point of lubricating oil, which is generally the polymer organic compound. Many kinds of depressants are the same as those use......
Medicinal polyethylene glycol is a chemical. Polyethylene glycol (PEG) is a water-soluble linear polymer family formed by addition reaction of ethylene oxide with ethylene glycol of the sa......