Improvement test of Kjeldahl apparatus

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

February 21 Guangzhou Steel Market Price Quotes

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

Extend Group's refinery project started

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

Volvo recalls safety hazard truck


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.

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