Chroride (29169-64-0) standard packing
Cinnamic acid Appearance: White to light yellow crystal powder Fragrance : Balsam scent Structure: C9H8O2 Formula weight: 148.16 Assay: ,99%, Melting point: 132.5-134.5, Heavy metals ( ppm ): í_ 10ppm Residue on ignition: í_ 0.1%, Packing: 25kg/plastic bag Usage: it is of balsam scent, used as the myrcia acid ester materials and concocted with floral perfume and one materials of L-phenylalanine
Cinnamonitrile Appearance: colorless to light yellow liquid Fragrance : similar to vanilla beans Structure: c9h7n Formula weight:129.16 Assay: í¦ 97% Specific optical rotation: 1.6002-1.6023 Specific gravity: 1.028g/cm3 Residue on ignition: 0.5% Melting range: 250-255 íµ Packing: 200kg/plastic drum Usage: an important raw material used for fragrance, pharmaceutical intermediate.
We are a chemicals manufacturer & exporter from china, and we have methylnaphthalene and mixed methylnaphthalene available for export with competitive price, should you be interested, pls feel free to contact us for details.
Cinnamaldehyde Appearance: colorless or light yellow liquid Fragrance: unique scent Structure: C9H8O Formula weight:132.16 Assay: í¦ 98% Refractive index: 1.619-1.623 Specific gravity: 1.046-1.050 Acidity: í_1.0 Packing: 200kg/plastic drum Usage: important flavor used for perfume and food additive, concocting rose essence, fruit essence, etc; also it is an important pharmaceutical material.
We are a chemicals manufacturer & exporter from china, and we have silybin, silymarin dab 10, silymarin (extracted by ethanol) available for export with competitive price, should you be interested, pls feel free to contact us for details.
We are a chemicals manufacturer & exporter from china, and we have potassium amyl xanthate (PAX) and sodium amyl xanthate (SAX) available for export with competitive price, should you be interested, pls feel free to contact us for details.
We are a chemicals manufacturer & exporter from china, and we have potassium amyl xanthate (PAX) and sodium amyl xanthate (SAX) available for export with competitive price, should you be interested, pls feel free to contact us for details.
Molecular sieve
Sodium Percarbonate Effective active oxygen: 13%min Wet stability: 55%min 25kg/800kg/1000kg pp-pe bags
Commodity:maleic anhydride Specification: Purity·ªmin 99.5% in flakes form Molten color(apha)·ªmax 20harzen Solidifying point·ª52.4f¦ Ash·ªmax 20 ppm Iron·ªmax 5 ppm Package·ª plastic woven bags with pe lining, net 25kg/bag
Commodity fumaric acid Specification( food chemical codex 2004 in five edtion ) ( fccv , 2004 ) Assay(as c 4 h 4o 4 )99.5% ~ 100.5% (anhydrous basis) Melting point294 f¦ ~ 300 f¦ Arsenic(as as)3mg/kg max Heavy metals(as pb)10mg/kg max Maleic acid0.1% max Residue on ignition0.1% max Water0.5% max Package: net 25kg/bag
Activated carbon Activated carbon operates through adsorption. Adsorption is a surface phenomenon and is therefore directly related to the surface area of the media.Adsorption takes place due to intramolecular attraction between the carbon surface and the substance that is being adsorbed. Types of Activated carbon marketed by us are granular and Powder . Activated Carbon Granular has following specs . #Iodine Value : 1000mg/gram #ASh Content : 4% #pH:8 to 10 #Hardness: 90% #Apparent Density: 510kg/m3 Bag Weight 25kg / 50kg Lot size 40'Container: 17Tons
2-chloropyridine 1.Productname: 2-chloropyridine 2.Morecular formula: (c5h4n)cl 3.Structure formula: 4.Cas no.: 109-09-1 Un no.: 2822 5.Physical properties: A)appearance:colorless to pale yellow liquid B)irritant odour.Specific gravity 1.20-1.22g/cm3. Solubled in organic solvents such as ethanol, benzene, but insolubled in water. C)melting point:-46ípc. D)boiling point:168ípc-170ípc. E)flash point:65ípc. 6.Product specification: Grade high-class product first-grade product Appearance colorless liquid colorless to pale yellow liquid Assay (gc) % ¿r 99.5 99.0 Moisture % ¿q 0.1 0.2 7.Application: Intermediate for pharmaceuticals, germicides and organic synthesis. 60kg/200kg/240kg steel drum inner plastic. Contact, zhejiang hongbo chemical co., ltd. Ms. Shou lijun with address sanhechem at mail dot hz dot zj dot cn.
Vinylene carbonate Appearance : clear colorless liquid Purity: 99.9% Acidity or alkalinity: í_ 0.01mol/l Water: í_ 100ppm Storage: store in a tightly closed container, and in a cool, dry, well-ventilated area away from incompatible substances. Manufacture, zhejiang hongbo chemical co., ltd. Ms. Shou lijun with address sanhechem at mail dot hz dot zj dot cn.
Calcium carbide Selling subject: Commodity name: calcium carbide Structural formula: cac2 Molecular weight:64.10 Quality standard: gb10665-1997 Cas no.:75-20-7 Un no.:1402 Icsc:0406 H. S. Code:28491000 Minimum order:100 mt Payload of 20'ft container:20 mt Terms of payment: by buyer's sight irrevocable lc or advanced tt. Packing:100kg/iron drum; 225kg/iron drum. Hs code:2849 carbides - payment: lc at sight draft - delivery: fob - origin: china
Iso 9001:2000 certificate (mgso4 .Nh2o n=0-7) From crystalline to powder Technical grade, feiilizer grade, food additive grade, pharm grade Appearance white small granular Main content 99.5% min Mgso4 48.59% min Mgo 16.27% min Mg 9.81% min Ph(5w/v%sol) 5-8 Ferron(fe) 0.0015% max Heavy metal (pb) 0.001 %max Arsenic(as) 0.0002% max
Sodium percarbonate 2na2co3 3h2o2 Appearance white flowing granule Purity 95% (min) Effective active oxygen 14%(min) 3%aqueous solution ph value 10-11 Active water 1.5%(max) Bulk density 700-1100(g/l) Iron content 20ppm(max) Heat stability 98%(min)
Zeolite
Sodium alginte
