Great Wall Lubricants National Strategic Marketing



Recently, Sinopec Lubricants announced that from January to September this year, the company’s Great Wall vehicle oil sales in the New Zealand market grew by more than 50% year-on-year, and the number of auto repair factory customers in New Zealand accounted for 42% of the e.......

How is the automatic Kjeldahl nitrogen analyzer called automatic?

For those familiar with Kjeldahl, it is known that the use of Kjeldahl to detect protein content requires three processes of digestion, distillation, and titration. Digestion is separated from distillation by titration. Need to use digester to complete. At present, there is a Kjeldah.......