Control of cotton pests.When H. armigera eggs hatch to peak, spray them with 10% EC 1000-1250 times.The same dose can prevent bollworm, bridge-building insects, leaf insects.Aphis to the occurrence of 10% EC 2000-4000 times spray can effectively control seedling aphid.Prevention and treatment of aphids need to increase the dose. The prevention and control of vegetable [...]
HC Network News: The main purpose of titanium dioxide determines that the market price is to change with the climate change and the climate has affected the construction industry and many areas of consumer markets, the downstream demand for titanium dioxide naturally become weak in winter, especially the paint market demand weakness is particularly noticeable [...]
Sodium sulphate (Na2SO4) is a kind of salt generated by sulphate and sodium ion. Sodium sulphate dissolves in water and its aqueous solution is weakly alkaline, it is soluble in glycerol and insoluble in ethanol. Its appearance is colorless, transparent, large crystalline or granular small crystals.It mainly used in the manufacture of water glass, glass, [...]
Paraformaldehyde is a kind of white amorphous powder.It has the smell similar to Formaldehyde.It is the Formaldehyde linear polymer and has no fixed melting point. Paraformaldehyde will decompose when heated. Melting point is 120 ~ 170 ℃. Soluble in hot water and release formaldehyde, soluble in cold water, soluble in caustic and alkali carbonate solution, [...]
Ethyl acetate（乙酸乙酯） is also known as ethyl acetate（醋酸乙酯）.Pure ethyl acetate is a kind of colorless and transparent liquid with an irritating odor. It is a fine chemical product with a wide range of uses. It has excellent solubility, quick drying and wide range of uses. It is a very important kind of organic chemical raw [...]
English alias: HMDS; Hexamethyldisilazane; DYNASYLAN HMDS; Bis (trimethylsilyl) amine; 1,1,1- Trimethyl-N- (trimethylsilyl) silanamine Hexamethyldisilazane is a kind of chemical with features of colorless and transparent liquid. It can be easily hydrolyzed,and then emit NH3 and generate hexamethyldisiloxane. In the presence of a catalyst, an alcohol or a phenol is reacted to form a trimethylalkoxysilane [...]
It can eliminate all kinds of allergy symptoms.Its central inhibitory effect is significant, but less than promethazine hydrochloride; It not only has sedation, anti-motion and antiemetic effects, but also has anticholinergic effects.It can ease the bronchial smooth muscle spasm. For a variety of allergic skin diseases,it has active effects, such as urticaria, insect bites;it also [...]
HC Chemical Network: The current methanol Methanol Olefin (MTO) in the coastal area is facing full-line losses, of which, business who produce ethylene and propylene polymer are facing more losses. Limited production + low inventory of methanol usher in "warm winter" This year, not only methanol production enterprises in Hebei, Shanxi and Henan, limited production, but coal chemical industry in [...]
Magnesium oxide is commonly known as bitter soil, also known as magnesia. Magnesium oxide is a basic oxide with the general nature of the oxide,and it belongs to the cementitious material.Its features are explained as follows: white powder (yellowish magnesium nitride), odorless, tasteless, non-toxic,and is a typical alkaline earth metal oxide.Its chemical formula is MgO.Also,its [...]
Hydroxypropylmethylcellulose (INN name: Hypromellose), also simplified as hypromellose (hydroxypropyl methylcellulose, abbreviated as HPMC), belongs to a mixed non-ionic cellulose ether species. It is a semisynthetic, inactive, viscoelastic polymer commonly used in ophthalmology as a lubricant or as an adjuvant or excipient in oral medications and is commonly found in a variety of different commodities. As [...]
