Product List

1,3-Dibromopropane CAS#:109-64-8 Structural formula: BrCH2CH2CH2Br Physical property: Colorless transparent liquid. boiling point:167,relative density:1.9822,flash point:54,melting point:-34.2,density(20):1.1896. Use: medicine intermediate, the intermediate for organic synthesis Quality index: Index Target number Test method Color 20 DIN ISO 6271 Content 99% GC dissociative bromine 0.01% Water content 0.2% DIN ISO 51777 Packing and storage: In plastic barrel, each 50kg, keep in norm temperature, sealed and free from fire.

Dichlormid CAS#::37764-25-3 Structural formula:C8H11Cl2NO Property:Technical grade of this products is amber to brown liquid;melting point:5.0-6.5;density:1.192-1.204. Solubility:in water: about 5g/1;in kerosene oil:15g/1;can be dissolved together with acetone, ethanol, dimethylbenzene etc;not stable when the temperature is above 100;it will be discomposed quickly if the iron exists. Under the condition of PH7,25,with the sunlight of 12 hours,3<1% is lost after 32 days, it has corrosion to carbon steel. Use:Special preservative agent for corn,It can be used in the seed dressing,in herbicide for soil treatment. Use level per mu is 1.4-1.7g. This product can also protect rice and wheat. Contact:95% Packing: 230kg plastic pail

N,O-Bis(trimethylsilyl)acetamide [BSA] CAS#: 10416-59-8 Molecular Formula:C8H21NOSi2 Structural Formula: Common Name:BSA Properties: colorless to light yellow liquid, b.p ,74-76oC,fp42oC,d420 0.829,nd20 1.417. This product is flammable, erosive, poisonous and water absorbing, better keep in low temperature condition. Type of dangerous goods:IMDG-Code:8/II UN2920 Specification: Appearance colorless transparent liquid Active amount of silane 98%(Gc) Main content 95%, 97% Boiling range 74-76oC(35mmHg) Amine content 0.5% Uses: BSA product is a important pharmaceutical intermediate, mainly used for producing synthetic ceporin antibiotic. Its quality reaches international leading level. Packing: 160-170kg steel-plastic drum or plastic drum.