Wheat applied phosphate fertilizer

Wheat applied phosphate fertilizer

Wheat is a crop that requires more phosphorus. Scientific application of phosphate fertilizer is one of the key measures to increase phosphate fertilizer efficiency, reduce fertilizer costs, and pr.......

Rising rubber prices cause tire prices to rise

There are many areas in 2010, the prices of products are rising, and the chemical industry is no exception. The price of rubber is particularly prominent. From the beginning of the year to now, the price of natural rubber has risen. Both the spot and futures prices have reached a his.......

Brief description of welded hard seal butterfly valve

Guilong butterfly valve product features 1, and direct welding pipe assembly, the user does not need flange flange, save costs;
2, using high quality alloy steel welding, with a small volume. Light weight, good surface quality, hig.......

pH meter correction

1. Warm up the power, press the pH key, the indicator light. To stabilize the zero point, warm up more than 30 minutes.
2. Install the electrode glass electrode plug into the socket, the calomel electrode lead is connected to the terminal.
3. Temperature compensation The te.......

Delicate tires developed a new mining tire

Shandong Linglong Tire Co., Ltd. has successfully developed a 57×25.00-27 L-5 steel wire belt biased special mining tire, which is mainly used for special mechanical vehicles for downhole operations in mines.

The tread surface of the tire is designed with an ultra-deep pa.......