Improvement test of Kjeldahl apparatus
In biochemical laboratories, the quantitative determination and analysis of proteins is a very important content. There are many kinds of protein content in an item, among which the Kjeldahl method is the most classic and commonly us…
China is already a big mold country. After many years of ups and downs, the mold industry has made great progress. Although there has been some improvemen…
On May 11, the China Association of Automobile Manufacturers held an information conference to announce the production and sales of automobiles in April. Below is the sales ranking.
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Product Name Specification Material Steel/Origin Price (Yuan/Ton) Than Yesterday Last Week, General Line Φ6.5mm Q235 Handan Steel 4980 40 170 160 Common Line Φ8mm Q235 Handan Steel 4980 40 170 160 Common Line Φ10mm Q235 Handan 4980 40 170 160 High Line Φ6.5mm Q235 Wide Steel 4970…
The Yantai Petroleum Group has invested 6.1 billion yuan to build a refinery project that was started in Shaanxi.
The project is divided into two phases. The first-phase investment is 4.837 billion yuan. It mainly includes 6 sets of devices for producing 1.2 million tons of benzene, 1.4 mi…
The project is divided into two phases. The first-phase investment is 4.837 billion yuan. It mainly includes 6 sets of devices for producing 1.2 million tons of benzene, 1.4 mi…
Recently, Volvo (China) announced that it has recalled some imported 2011-2012 Volvo FM, FH trucks and chassis from July 20 due to safety hazards in the frame. According to the statistics of the company, there are a total of 279 vehicles in mainland China.
It…
Model NO.: European Type
Application: Building
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Comparison of Cheng Lijinglong Process and Ordinary Process …