Q:What is fine chemicals, and the types and classification of fine chemicals

Has a specific function and practical characteristics. High technology-intensive. Small batch, multi-species. Production process is complex, equipment investment, large demand for funds. Practical, strong commodity, fierce market competition, high sales profits, high added value. Product cycle is short, replacement fast, more use of intermittent production process.

Q:What is persistent organic pollutants?

Persistent organic pollutants belong to chemicals. Persistent organic pollutants must belong to chemicals.

Q:Does the daily chemical science be a Chinese core journal?

Not the core journals Oh, is a national journal.

Q:What are the main chemical products?

Chemical products are divided into the following categories: 1. Chemical mine sulfur mine phosphate mine potassium ore other chemical ore 2. inorganic chemical raw materials acid base inorganic salts other metal salts oxide monomer industry industrial gases other inorganic chemical raw materials 3. Organic Chemical raw materials Basic organic chemical raw materials General organic raw materials Organic intermediates 4. Chemical fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Fertilizers Herbicides Plant growth regulators Rodenticides Mixed dosage forms Biological pesticides 6. Polymeric polymers Synthetic resins and plastics Synthetic rubber Synthetic fibers Single (poly) Other polymer materials Plastic products 7. Coatings and inorganic pigments Special printing inks Other coatings Inorganic pigments

Q:Daily use of chemicals misunderstanding, at least three cases

shampoo is not the feeling of washing the more clean the better,

Q:Skin care products containing what the chemical is not good

It should be a fluorescent agent

Q:What are the characteristics of daily chemical production?

In addition to outdoor air pollutants can be air flow into the room outside the various building decoration materials, kitchen cooking, cosmetics, household chemicals and chemicals, copiers, radioactive contaminants are important indoor chemical pollutants. Has been identified from the indoor air more than 300 kinds of volatile chemical substances.Medical research shows that the pollution can cause respiratory, cardiovascular disease and cancer and other diseases.

Q:How to manage the chemicals around you?

General chemicals should tell the child of the harm of this medicine, eliminate curiosity, dangerous items in the child can not see the place.

Q:What is the daily chemical product?

Daily chemicals are soap, laundry liquid, shampoo, cleanser, deterg

Q:Through the information access and supplies research, for themselves, or family, or friends choose a suitable daily chemicals (can be cosmetics, cleaning supplies, daily disinfectant, pesticide four categories of supplies in one or more ), Write a research report asking for a description of the reasons for the selection of the article, a brief description of the process of access to information and supplies, description of the composition of the supplies, efficacy, use and precautions, and explain how to avoid negative health or the environment influences. The report should be closely integrated with the actual needs, clear objectives, clear thinking, primary and secondary, statement fluency, system integrity, have their own analysis and evaluation. Title is set. Suggested length: about 2500-3500 words (70 points).

This looks very difficult, the company to use it? Or your own to complete it, so that when the report only content, do not understand the small problems come to ask you, I teach chemistry, understand a little, for example, toilet cleaning (ingredients are hydrochloric acid) and 84 disinfectant Ingredients of sodium hypochlorite) can not be used together, otherwise there will be chlorine poisoning!