Morphological inspection technique for food microbiology testingThe culture medium is a nutrient substrate that is artificially prepared to suit the growth, reproduction, or accumulation of metabolic ...
Foodborne pathogens are microorganisms that cause diseases in humans by contaminating food. Improving the detection level of pathogenic microorganisms is an essential measure to enhance food safety. C...
Culture dishes are laboratory vessels used for microbial or cell culture, consisting of a flat, circular bottom and a cover. Culture dishes are mainly made of two materials, plastic and glass. Glass d...
Most cosmetics contain water, carbon sources, and nutrients, which create favorable conditions for the growth and reproduction of microorganisms at appropriate temperature and pH. If the microbial con...
Classification of bacterial culture media based on compositionBacterial culture media can be classified into three types according to their composition: synthetic, natural, and semi-synthetic.Syntheti...
Principle and Application of Sterile HomogenizerA sterile homogenizer, also known as a tapping homogenizer, is used to process solid samples and extract bacterial components by placing the original sa...
Normal diluent solution:A 0.1% pH 6.8~7.0 sterile peptone water, phosphate buffered solution or 25% Ringer's solution are all good diluents. A 0.1% peptone water has better protective effects than...
Culture medium refers to the nutrient substrate that provides microorganisms, plants, or animals (or tissues) with the nutrients needed for growth and reproduction, and is composed of various nutritio...
Culture Media in Microbiology WaterDistilled water with a resistivity not less than 300,000 Ω·cm or water of the same quality should be used for the preparation of medium used in microbiology, prefe...
The sterilization mixer is mainly used for the analysis of food microorganisms, homogenization treatment of animal tissues, biological samples, cosmetics; microbe analysis of meat, fish, vegetables, f...
What are the types of culture plate?According to the purpose of the culture plates, they can be divided into cell culture plates and bacterial culture plates.According to the manufacturing material, t...
Enterprise laboratories can be set up according to the variety of products produced, the number of testing items, and the size of production scale. The configuration of laboratory instruments and equi...
With the changes in the social environment and people's needs, the hygiene problems in the food industry have also attracted the attention of manufacturers. Aseptic bags have also received more an...
1. Food microbiology testing indicators: total number of coloniesThe total number of colonies refers to the unit weight (g), volume (mL) or surface area of a food sample after being cultured under str...
The medium is prepared by artificial methods, and is a mixed nutrient product specially used for the growth and reproduction of microorganisms. The pH of the medium is generally 7.2~7.6, and a small n...