Detection of heavy metal content in soil by heavy metal detector

In terms of the needs of plants, they can be divided into two categories: one is the elements that are not required for plant growth and development, and the harm to human health is obvious, such as cadmium, mercury, lead, etc.; the other is the normal growth and development of plant.......

The video intercom doorbell features:

1. Extension management: Through the cell unit entrance host, the visitor dials the indoor extension of the respondent.

2, households intercom: residents in the district can pass the center and the door of the host to facilitate the call between the user and the household.

3,.......

Control cable performance characteristics

Usage characteristics: Working temperature: Long-term use 200 °C Short-term use 1000 °C 90 minutes China's sustained and rapid economic growth, providing a huge market space for cable products, the Chinese market is a strong allure, making the world focus on the Chinese market In the.......

Sumitomo Chemical will produce TPE in Europe

Sumitomo Chemical will begin production of thermoplastic elastomers (TPE) in Europe in the first half of 2015, and will start production after the introduction of related equipment at Sumitomo Polymer Europe's UK site. At the beginning of product.......