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2021 High quality Butylparaben 94-26-8 - Phenyl chloroformate 1885-14-9 – Starsky
Description Product name:Phenyl chloroformate CAS:1885-14-9 MF:C7H5ClO2 MW:156.57 Density:1.088 g/ml Melting point:-28°C Boiling point:74-75°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless or yellowish oily liquid Purity ≥99.5% Color(Co-Pt) ≤50 Acidity(mgKOH/g) ≤0.1 Water ≤0.5% Application It can be used as polymerization catalyst, plastic modifier, fiber treatment agent, and intermediate of medicine and pesticide. P... -
China Cheap price Factory Price Hafnium Oxide Hfo2 Powder - Ytterbium oxide 1314-37-0 – Starsky
Description Product Name: YTTERBIUM OXIDE CAS: 1314-37-0 MF: O3Yb2 MW: 394.08 EINECS: 215-234-0 Melting point：2346 °C Density：19.7 g/mL at 25 °C(lit.) Storage temp：Storage temperature: no restrictions. Form：nanopowder Color：White Specific Gravity：9.17 Specification Spec 99.9999% 99.999% 99.99% 99.9% CHEMICAL COMPOSITION Yb2O3/TREO (%Min.) 99.9999 99.999 99.99 99.9 TREO (%Min.) 99.9 99 99 99 Loss On Ignition (%Max.) 0.5 0.5 1 1 Rare Earth Impurities %Max. %Max. %Max. %Ma... -
PriceList for Dimethyl Adipate 627-93-0 - Diethyl malonate 105-53-3 – Starsky
Description Product name:Diethyl malonate CAS:105-53-3 MF:C7H12O4 Melting point:-50°C Boiling point:199°C Density:1.055 g/ml Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99.5% Color(Co-Pt) ≤10 Acidity ≤0.07% Water ≤0.07% Application 1.It is a food flavor, mainly used for the preparation of fruit flavors such as pears, apples, grapes and cherries. 2.It is widely used in the synthesis of barbituric acid,... -
Super Lowest Price Ethyl Acetoacetate Eaa - Butylparaben 94-26-8 – Starsky
Specification Items Specifications Appearance White crystal Purity 98%-102% Loss on drying ≤0.3% Residue on ignition ≤0.2% Water ≤0.5% Usage It is used as antiseptic additive for medicine, food, cosmetics, film and high-grade products. Butylparaben, or butyl paraben, is an organic compound with the formula C 4H 9O 2CC 6H 4OH. It is a white solid that is soluble in organic solvents. It has proven to be a highly successful antimicrobial preservative in cosmetics. I... -
China Manufacturer for Manufacturer Supplier Dibutyl Maleate 105-76-0 - p-Toluenesulfonamide 70-55-3 – Starsky
Description Product name:p-Toluenesulfonamide/PTSA CAS:70-55-3 MF:C7H9NO2S MW:171.22 Density:1.25 g/cm3 Melting point:134-137°C Boiling point:221°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White crystal Purity ≥99.5% Water ≤0.2% Cl ≤0.1% S ≤0.2% PH 5.0-7.0 Application 1.It is used in the manufacturing of plasticizers, disinfectants. 2.It is used in the production of synthetic resins, coatings, fluorescent dyes, etc. 3.It is ... -
factory customized Factory Price Scandium Metal Powder 7440-20-2 - Bismuth 7440-69-9 – Starsky
Description Product Name: Bismuth CAS: 7440-69-9 MF: Bi MW: 208.98 EINECS: 231-177-4 Melting point：271 °C(lit.) Boiling point：1560 °C(lit.) Density：9.8 g/mL at 25 °C(lit.) Vapor pressure：<0.1 mm Hg ( 20 °C) Storage temp：Flammables area Form：shot Color：Silver-white or red Specific Gravity：9.80 Water Solubility：insoluble Merck：13,1256 Specification Index Model XLBi.3.5N XLBi.4N XLBi.4.7N Purity(%,min) 99.95 99.99 99.997 Molecular formula Bi Bi Bi Appearance Grey black ... -
Super Lowest Price 670-96-2 - Tetramisole hydrochloride 5086-74-8 – Starsky
Description Product Name: Tetrakis(triphenylphosphine)palladium CAS: 14221-01-3 MF: C72H60P4Pd MW: 1155.561844 EINECS: 238-086-9 Melting point: 103-107 °C storage temp.: 2-8°C form: Fine Powder or Platelets color: Bright yellow to khaki Water Solubility: insoluble Specification Product Name Tetrakis(triphenylphosphine)palladium CAS 14221-01-3 Apperance Yellow Powder Melting point 103-107 °C Assay/Pd ≥9.2% Purity ≥99% Properties of precious metal catalysts 1.High activit... -
Cheap price Ethyl Oxalate Diethyl Oxalate - Diethyl glutarate 818-38-2 – Starsky
Description Product name:Diethyl glutarate CAS:818-38-2 MF:C9H16O4 MW:188.22 Density:1.022 g/ml Melting point:-24.1°C Boiling point:237°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99% Color(Co-Pt) ≤10 Acidity(mgKOH/g) ≤0.2 Water ≤0.5% Application It is used as solvent and intermediates for organic synthesis and pharmaceuticals, etc. Property It is soluble in alcohol and ether, slightly soluble in w... -
2021 Latest Design Tetrabutylammonium Bromide 1643-19-2 - Benzyl chloroformate 501-53-1 – Starsky
Description Product name:Benzyl chloroformate CAS:501-53-1 MF:C8H7ClO2 MW:170.59 Density:1.212 g/ml Melting point:-20°C Boiling point:103°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless oily liquid Purity ≥99% Color(Co-Pt) ≤20 Acidity(mgKOH/g) ≤0.1 Water ≤0.5% Application It can be used as amino protective agent in the synthesis of antibiotics and pesticide intermediate. Benzyl chloroformate is the benzyl ester of chlo... -
Factory directly supply Manufacturer Supplier 2-Acetonaphthone 93-08-3 - Benzyl salicylate 118-58-1 – Starsky
Description Product name:Benzyl salicylate CAS:118-58-1 MF:C14H12O3 MW:228.24 Density:1.176 g/ml Melting point:18-20°C Boiling point:168-170°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99% Color(Co-Pt) ≤20 Acid value(mgKOH/g) ≤0.2 Water ≤0.5% Application It is used as the solvent of perfume, especially nitro musk, as well as the fixative of artificial musk and flower perfume. Property It is soluble... -
Manufacturing Companies for Hot Sales Benzophenone 119-61-9 - Ethyl vanillin 121-32-4 – Starsky
Description Product name:Ethyl vanillin CAS:121-32-4 MF:C9H10O3 MW:166.17 Melting point:77°C Density:1.11 g/cm3 Package:1 kg/bag, 25 kg/drum Specification Items Specifications Appearance White or light yellow crystal Purity ≥99% Residue on ignition ≤0.5% Loss on drying ≤0.5% Application 1.Ethyl vanillin has the fragrance of vanillin, but it is more elegant than vanillin. Its aroma intensity is 3-4 times higher than vanillin. It is mainly used as snacks, beverages and other... -
Short Lead Time for Factory Price Dimethyl Carbonate Dmc - p-Anisaldehyde 123-11-5 – Starsky
Description Product name:p-Anisaldehyde/4-Methoxybenzaldehyde CAS:123-11-5 MF:C8H8O2 MW:136.15 Melting point:-1°C Density:1.121 g/ml Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99.5% Color(Co-Pt) ≤20 Acidity(mgKOH/g) ≤5 Water ≤0.5% Application 1. It is the main spice in Hawthorn flower, sunflower and lilac flavor. 2. It is used as a fragrance agent in lily of the valley. 3. It is used as a modifier in...
