-
Wholesale Dealers of Price Pyridine - 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 ... -
Factory wholesale Factory Price Eugenol 97-53-0 - 1 4-Dimethoxybenzene 150-78-7 – Starsky
Description Product name:1,4-Dimethoxybenzene CAS:150-78-7 MF:C8H10O2 MW:138.16 Density:1.053 g/ml Melting point:54-56°C Boiling point:213°C Package:1 kg/bag, 25 kg/drum Specification Items Specifications Appearance Off-white to reddish crystal Purity ≥99% Water ≤0.5% Phenol ≤200ppm Application 1.It is mainly used for preparing nuts flavors. 2.It is used in the production of medicine methoxyamine hydrochloride, dye black salt ans, etc. 3.It is used as fixing agent for dai... -
Ordinary Discount Manufacturer Supplier Ruthenium Chloride 14898-67-0 - Europium Oxide 1308-96-9 – Starsky
Description Product property Product Name: Europium Oxide CAS: 1308-96-9 MF: Eu2O3 MW: 351.93 EINECS: 215-165-6 Melting point：2291°C Density：7.42 g/mL at 25 °C(lit.) Storage temp：Storage temperature: no restrictions. Form：nanopowder Color：White to slightly pink Specific Gravity：7.42 Water Solubility：Soluble in acids. Insoluble in water. Sensitive：Hygroscopic Merck：14,3904 Specification Eu2O3/TREO (% min.) 99.999 99.99 99.9 TREO (% min.) 99 99 99 Loss On Ignition (% max.) 0... -
Competitive Price for Cerium Dioxide Ceo2 1306-38-3 - Desmodur RE/Isocyanates RE/2422-91-5 – Starsky
Specification Inspection items Specifications Results Appearance Yellow green or red brown to dark violet liquid conform Density （20℃） 1.0 g/cm³ 1.0 g/cm³ Viscosity （20℃） 3 mPa.s 3 mPa.s -NCO Content 9.3±0.2% 9.32 Dissolve Content ( In ethyl acetate ) 27±1% 27.11 Residual ( as chlorobenzene ) ≤0.5% 0.35% Conclusion conform Product properties & Features RE is a highly active cross-linking agent, Used in the adhesives... -
Good Wholesale Vendors Diisopropyl Malonate - 4-tert-Butylbenzaldehyde 939-97-9 – Starsky
Description Product name:4-tert-Butylbenzaldehyde CAS:939-97-9 MF:C11H14O MW:162.23 Density:0.97 g/ml Boiling point:130°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Yellowish liquid Purity ≥99% Color(Co-Pt) ≤50 Water ≤0.5% Application It is an important raw material for fine chemicals and electronic chemicals such as medicine, fuel, perfume, flavor and so on, especially in the synthesis of lilac aldehyde. Storage... -
Well-designed Gamma-Valerolactone Manufacturer - alpha-Methylcinnamaldehyde 101-39-3 – Starsky
Description Product name:alpha-Methylcinnamaldehyde CAS:101-39-3 MF:C10H10O MW:146.19 Density:1.047 g/ml Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Yellowish oily liquid Purity ≥97% Color(APHA) ≤50 Acidity(mgKOH/g) ≤0.5 Water ≤0.5% Application 1.It is mainly used for preparing spices flavor and cinnamaldehyde. 2.It is used as perfume fixative, and also for organic synthesis. Storage Store in a cool, ventilated warehouse. Ke... -
2021 wholesale price Hafnium Oxide Hfo2 Cas 12055-23-1 - Cesium iodide 7789-17-5 – Starsky
Description Product Name: Cesium iodide CAS: 7789-17-5 MF: CsI MW: 259.81 EINECS: 232-145-2 Melting point: 626 °C (lit.) Boiling point: 1280 °C Density: 4.51 g/mL at 25 °C (lit.) Refractive index: 1.7876 Fp: 1280°C Color: White Specific Gravity: 4.51 Specification Product Name Cesium iodide Appearance White crystal powder Purity ≥99.9% Li ≤0.00005% Na ≤0.0001% K ≤0.0002% Rb ≤0.002% Ca ≤0.00005% Mg ≤0.0001% Sr ≤0.0001% Ba ≤0.001% Fe ≤0.00005% Al ≤0.00001% Cr ≤0.0... -
Chinese wholesale Tributyl Citrate Tbc - Rhodium(III) nitrate 10139-58-9 – Starsky
Description Product Name: Rhodium(III) nitrate CAS: 10139-58-9 MF: N3O9Rh MW: 288.92 EINECS: 233-397-6 Boiling point: 100 °C Density: 1.41 g/mL at 25 °C Storage temp.: 0-6°C Color: Dark orange-brown to red-brown solution Specification Items Specifications Purity ≥99.5% Rh ≥15% Pd ≤0.005% Pt ≤0.001% Au ≤0.002% Mg ≤0.001% Fe ≤0.003% Mn ≤0.002% Ir ≤0.005% Al ≤0.005% Ca ≤0.001% Cu ≤0.001% Cr ≤0.001% Zn ≤0.003% Si ≤0.004% Pb ≤0.005% Application 1. Precio... -
China Cheap price Boron Nitride - Cobalt sulfate 10124-43-3 – Starsky
Description Product name:Cobalt sulfate CAS:10124-43-3 MF:CoO4S MW:155 Density:3.71 g/cm3 Melting point:1140°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Content Electronic Grade I Grade Special Grade Co %≥ 20.3 20.3 21 Ni %≤ 0.001 0.002 0.002 Fe %≤ 0.001 0.002 0.002 Mg %≤ 0.001 0.002 0.002 Ca %≤ 0.001 0.002 0.002 Mn %≤ 0.001 0.002 0.002 Zn %≤ 0.001 0.002 0.002 Na %≤ 0.001 0.002 0.002 Cu %≤ 0.001 0.002 0.002 Cd %≤ 0.001 0.001 0.001 Insoluble Materials 0... -
Hot New Products Phenyl Salicylate Cas 118-55-8 - 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... -
Good quality Manufacturer Dimethyl Succinate - Pyruvic acid 127-17-3 – Starsky
Description Product name:Pyruvic acid CAS:127-17-3 MF:C3H4O3 MW:88.06 Density:1.272 g/ml Melting point:11-12°C Package:1 L/bottle, 25 L/drum, 200 L/drum Property:It is miscible with water, ethanol and ether. Specification Items Specifications Appearance Colorless to amber viscous liquid Purity ≥99% Acetic acid ≤0.5% Water ≤0.5% Application 1.Pyruvic acid is an intermediate of thiabendazole. 2.Pyruvic acid and its salts are widely used in the field of ... -
High definition 2-Ethylimidazole 1072-62-4 Hot Sales - Phloroglucinol 108-73-6 – 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...
