亚洲成人一区-成人免费看片视频-av第一页-久久久美女-中文字幕精品一区久久久久-欧美一级色-日韩黄色免费视频-青青草手机在线-欧美专区一区-久久99久久精品-99精品视频在线观看免费-国产精品一区二区av日韩在线-一区二区三区免费在线-涩涩视频软件-一本色道久久88综合日韩精品

YMC was founded in 1980. In the past 35 years, we have established branches in 6 countries all over the world. YMC high performance liquid chromatography column is widely used in the world, with a good reputation and reputation. Its unique high quality products have been proven to be excellent in reproducibility and stability by quality-conscious customers from all over the world. YMC focuses on packing and analytical and preparative columns for high performance liquid chromatography and provides relevant upstream products such as preparative chromatography systems and related instruments.

Sino chemical co., LTD., Japan, mainly produces liquid chromatography column, gas column column, all kinds of gas column. To provide customers with excellent separation, and a good peak reproducibility of the column. Sino - letter column has several models, can meet the analysis requirements of different analysts.

Agilent technologies is the world's leading testing and measurement company. From detection and measurement of physical properties of all to interpret the complicated data, agilent innovative application solutions to help chemical analysis, life sciences, customers in the field of communications and electronics in the most severe test and measurement challenges with confidence, and realize technological progress, improve the production efficiency, and improve people's life and work style. Today, agilent helps its customers succeed with advanced technology, talented people and services throughout the world. We spend more on research and development than anyone else in the industry. No other company spans chemistry, biology and electronics like agilent, and the combination of knowledge and technology ensures agilent's scientists and engineers are always at the forefront of the measurement world.

Kromasil brand is committed to the development of advanced HPLC column loading technology, which can significantly improve column efficiency and save costs in analytical separation methods. Kromasil's first series of silicon-based chromatographic columns greatly improved the separation effect of HPLC. Their unique column packing technology combined with high pore capacity and specific surface area and extremely high mechanical stability of fillers is unmatched in the field of chromatography in the world today. Kromasil's independent r&d, production and marketing departments have passed the ISO9001 certification and provide customers with excellent performance liquid chromatography columns and various fillers.

Phenomenex is a global technology leader dedicated to developing innovative analytical chemistry solutions that help researchers address the separation and purification challenges facing industrial, clinical, governmental, and academic experiments. Phenomenex chromatographic products, technical services and chemical reference standards, ranging from drug discovery and pharmaceutical development to food safety and environmental analysis, accelerate scientific advances and help researchers improve global health and well-being standards. Phenomenex has been named a "great place to work" by the Wall Street journal, featuring passionate people, vibrant cultures and unusual ingenuity.

SCAS Founded in 1913, sumitomo has always challenged new fields with its never-ending research spirit and original technology. The technologies and products gained from the process of challenge have contributed to many fields. Only innovative research and development can create a new era. Under the guidance of this belief, sumitomo will continue to strengthen its technical strength in the future.

Daiso The research and development of Daiso filler started nearly 30 years ago, and it is still improving and innovating technology to keep it in the forefront of the world. All of Daiso's silicone fillers are manufactured and bonded at the niyazaki plant, pure "made in Japan." Daiso fillers range in mass production from 50g to 100kg per batch, with the most conventional models usually in stock of several hundred kilograms.

Shimazu production institute is a famous manufacturer of testing instruments, medical instruments and industrial equipment. Since its establishment in 1875, shimazu production institute has always adhered to "making contributions to the society with science and technology", continuously studying the science and technology leading The Times and meeting the needs of the society, and developing and producing products with high added value. And to realize "for the health of mankind and the earth" this desire as the company's business philosophy, to light technology, X-ray technology, image processing technology these three core as the basis, continue to innovate, continue to challenge, as always to make contributions to the development of science and technology. In particular, in 2002, shimazu institute's koichi tanaka won the Nobel Prize in chemistry, a first for company researchers.

Mitsubishi chemical corporation is an integrated company formed by the merger of mitsubishi chemical corporation and mitsubishi petrochemicals co., LTD on October 1, 1994. Mitsubishi chemical's sales are the largest in the Japanese chemical industry. Mitsubishi chemical group is composed of mitsubishi chemical corporation and its subsidiaries (wholly owned or joint venture). Mitsubishi chemical Hong Kong limited was founded in Hong Kong in 1972 as mitsubishi petrochemicals limited. After the merger of mitsubishi petrochemicals limited and mitsubishi chemical corporation in 1994, the company adopted its new parent company, mitsubishi chemical corporation, which reflects its new formation. Mitsubishi chemical Hong Kong limited has 30 years of market experience in Hong Kong and mainland China. In recent years, the company has focused on promoting fine and functional chemicals.

As a world-class leader in chiral chromatography, ceru group has over 30 years of rich experience. Currently, it has 70% of the global market share in chiral chromatography and its innovative research and development capabilities. At present, the chiral column developed by ceru group has been able to split 95% chiral compounds. Advanced technology and quality service have been appreciated and favored by customers all over the world.