Samples of residual content in peanuts were extracted with acetone / water, oxidized with peracetic acid, purified by Florisil column chromatography, and determined by gas chromatography (FPD). 1. Main instruments and equipment Gas chromatograph: with flame photometric detector (FPD) tissue masher m
Single-Service Dalter Bag: Perfect Cheese Ready to Eat Single-dose packaging becomes even smaller: Dalter Alimentari, a leading company in the field of fresh cheese packaging dedicated to distribution and grinding, aims to customize the product by reducing the size of the package. The reconstruc
Plastic Food TrayPlastic Food Tray,Plastic Catering Trays,Plastic Food Serving Trays,Plastic Container TrayEVER GREEN(ZHEJIANG)NEW MATERIAL CO., LTD / KUNSHAN GREENPACK CO.,LTD , https://www.jiaxingevergreen.com
Speaking from Tsai Chin "Midnight's radio, gently came a song ...", singing voice, "qin" rhyme Yiyi. When the pen was written, the old song of Tsai Chin was placed on the ear and it was used as an opening sentence. Tsai Chin, a famous singer in Taiwan, has performed many s
In the process of screen printing dot patterns, the first thing to consider is the matching of the angles of the backsheets of the various colored dots, and also to consider the matching of the angles of the backsheet net lines with the angles of the screen latitude and longitude lines. Its purpos
The original meaning of “degree†is a measure of scale, which means “appropriate limitâ€. This limit is the limit of a certain range. It focuses on the boundary that the objective thing itself has been recognized and accepted. China's packaging industry has just emerged
Shenkang Injection is made of 4 traditional Chinese medicines such as Astragalus and Salvia miltiorrhiza. It is a new drug used for the treatment of chronic renal failure. The method of administration is intravenous drip. It has been reported in the literature that the content of protocatechuic al