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  • Factory made hot-sale Manufacturer Supplier Phloroglucinol Anhydrous 108-73-6 - Melatonine 73-31-4 – Starsky

    Factory made hot-sale Manufacturer Supplier Phloroglucinol Anhydrous 108-73-6 - Melatonine 73-31-4 – Starsky

    Description Product Name: Melatonine CAS: 73-31-4 MF: C13H16N2O2 MW: 232.28 EINECS: 200-797-7 Melting point: 116.5-118 °C (lit.) Boiling point: 374.44°C (rough estimate) Density: 1.1099 (rough estimate) Fp: 9℃ Storage temp: -20°C Form: Powder Color: white to off-white Merck: 14,5816 BRN: 205542 Specification Product name Melatonine CAS No. 73-31-4 Batch No. 2021051101 Quantity 2000 kg Manufacturing date May.11, 2021 Testing date  May.11, 2021 Inspection items Specifications Res...
  • Hot Sale for Desmodur Rfe Isocyanates Rfe - Barium chromate 10294-40-3 – Starsky

    Hot Sale for Desmodur Rfe Isocyanates Rfe - Barium chromate 10294-40-3 – Starsky

    Description Product name:Barium chromate CAS:10294-40-3 MF:BaCrO4 Melting point: 210°C Density:4.5 g/cm3 at 25°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance Yellow crystal Purity ≥99% Cl ≤0.2% CO3 ≤0.1% Water insoluble matter ≤0.05% Hydrochloric acid insoluble matter ≤0.1% Application 1.It is used for production of safety match, pottery, glass pigment, etc. 2.It is used as reagent for the determination of sulfate and selenate. Proper...
  • Free sample for Hot Sales Dimethyl Adipate 627-93-0 - Diethyl malonate 105-53-3 – Starsky

    Free sample for Hot Sales 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,...
  • 2021 wholesale price Factory Price Acetylacetone - Sodium p-toluenesulfinate 824-79-3 – Starsky

    2021 wholesale price Factory Price Acetylacetone - Sodium p-toluenesulfinate 824-79-3 – Starsky

    Description Product name:Sodium p-toluenesulfinate CAS:824-79-3 MF:C7H7NaO2S MW:178.18 Melting point:300°C Density:1.006 g/cm3 Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White powder Purity ≥98% Water ≤0.5% Fe ≤10ppm Heavy metals ≤10ppm Application It is used as disperse dye intermediate, also used as grouting material curing agent. Property It is soluble in ethanol, water and ether. Storage Stored at a dry, shady, ventilate...
  • Hot sale Factory Price Dimethyl Succinate - 2-Ethylhexyl acetate 103-09-3 – Starsky

    Hot sale Factory Price Dimethyl Succinate - 2-Ethylhexyl acetate 103-09-3 – Starsky

    Description Product name:2-Ethylhexyl acetate CAS:103-09-3 MF:C10H20O2 MW:172.26 Density:0.87 g/ml Melting point:-92°C Boiling point:199°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless oily liquid Purity ≥99% Color(Pt-Co) ≤15 Acidity(mgKOH/g) ≤0.03 Water ≤0.1% Application 1.It is the source of fruit aroma in the preparation of flavors and fragrances. 2.It is used as good solvent for various of organic resins, especially...
  • Cheap price Manufacturer Supplier Hafnium Chloride Cl4hf Powder - Silver powder 7440-22-4 – Starsky

    Cheap price Manufacturer Supplier Hafnium Chloride Cl4hf Powder - Silver powder 7440-22-4 – Starsky

    Description Product property Product Name: Silver CAS: 7440-22-4 MF: Ag MW: 107.87 EINECS: 231-131-3 Melting point :960 °C(lit.) Boiling point :2212 °C(lit.) Density:1.135 g/mL at 25 °C Vapor density:5.8 (vs air) Vapor pressure:0.05 ( 20 °C) Refractive index:n20/D 1.333 Fp:232 °F Storage temp:2-8°C Solubility H2O: soluble Specific Gravity:10.49 Specification Items Specifications Product name Silver Cas number 7440-22-4 Molecular formula Ag Molecular weight 107.87 EIN...
  • Popular Design for Xylazine Hcl Xylazine Hydrochloride 23076-35-9 Lowest Price - 3,4′-Oxydianiline 2657-87-6 – Starsky
  • Special Price for Factory Price 2-Furoyl Chloride - 1,2-Dimethoxybenzene 91-16-7 – Starsky

    Special Price for Factory Price 2-Furoyl Chloride - 1,2-Dimethoxybenzene 91-16-7 – Starsky

    Description Product name:1,2-Dimethoxybenzene CAS:91-16-7 MF:C8H10O2 MW:138.16 Density:1.084 g/ml Melting point:22-23°C Boiling point:206-207°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99%  Water ≤0.1% Phenol ≤200ppm   Application 1.It is an intermediate of fungicides Dimethomorph and flumorph. 2.It is used to synthesize tetrahydropalmatine and isobodine in the pharmaceutical industry. 3.It is a...
  • Best quality Benzyl Chloroformate Cas 501-53-1 - Diethyl glutarate 818-38-2 – Starsky

    Best quality Benzyl Chloroformate Cas 501-53-1 - 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...
  • High reputation Factory Price Titanium Carbide 12070-08-5 - Calcium fluoride 7789-75-5 – Starsky

    High reputation Factory Price Titanium Carbide 12070-08-5 - Calcium fluoride 7789-75-5 – Starsky

    Description Product property Product name:Calcium fluoride CAS:7789-75-5 MF:CaF2 MW:78.07 Density:3.18 g/cm3 Melting point:1402°C Boiling point:2500°C Specification Items Specifications Appearance White powder Purity ≥97% CaCO3 ≤1.2% SiO2 ≤1.5% S ≤0.05% P ≤0.03% Moisture ≤1% Application It is used to manufacture optical glass, optical fiber, enamel and catalyst for dehydration and dehydrogenation. Storage 1. It should be stored in a ventilated and dry warehouse, ...
  • Manufactur standard Benzyl Salicylate 118-58-1 - Vanillin 121-33-5 – Starsky

    Manufactur standard Benzyl Salicylate 118-58-1 - Vanillin 121-33-5 – Starsky

    Description Product Name: Vanillin CAS: 121-33-5 MF: C8H8O3 MW: 152.15 EINECS: 204-465-2 Melting point: 81-83 °C(lit.) Boiling point: 170 °C15 mm Hg(lit.) Density: 1.06 Vapor density: 5.3 (vs air) Vapor pressure: >0.01 mm Hg ( 25 °C) FEMA: 3107 | VANILLIN Fefractive index: 1.4850 (estimate) Fp: 147 °C Storage temp: 2-8°C Form: Crystalline Powder Color: White to pale yellow PH: 4.3 (10g/l, H2O, 20℃) Water Solubility: 10 g/L (25 ºC) Merck: 14,9932 Package:1 kg/bag, 25 kg/bag, 25 kg/drum ...
  • Cheapest Factory Manufacturer Price Scandium Metal Powder - Tantalum 7440-25-7 – Starsky

    Cheapest Factory Manufacturer Price Scandium Metal Powder - Tantalum 7440-25-7 – Starsky

    Description Product Name: Tantalum CAS: 7440-25-7 MF: Ta MW: 180.95 EINECS: 231-135-5 Melting point:2996 °C(lit.) Boiling point :5425 °C(lit.) Density:16.69 g/cm 3 (lit.) Form:wire Color:Gray to silver Specific Gravity:16.6 Specification Items Specifications Product name Tantalum Cas number 7440-25-7 Molecular formula Ta Molecular weight 180.95 EINECS 231-135-5 Appearance black powder Ni(%,Min) 99.9% Application It is used to manufacture high quality electrolyt...