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  • Best Price on Manufacturer Supplier Boron Nitride - Tantalum 7440-25-7 – Starsky

    Best Price on Manufacturer Supplier Boron Nitride - 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...
  • Hot-selling Best Price Niobium(V) Chloride Cl5nb Cas 10026-12-7 - Molybdenum disulfide 1317-33-5 – Starsky

    Hot-selling Best Price Niobium(V) Chloride Cl5nb Cas 10026-12-7 - Molybdenum disulfide 1317-33-5 – Starsky

    Specification Items Specifications Appearance Colorless liquid Color(APHA) ≤10 Purity ≥99.5% Water ≤0.05% Evaporation residue ≤0.001% PH 5.0-8.0 Application 1,Used as organic solvent, dry cleaner, grease extractant, smoke agent, desulfurizer and fabric finishing agent 2,Tetrachloroethylene is widely used as organic solvent, dry cleaning agent, metal degreasing solvent, and as repellent for intestinal worms.Tetrachloroethylene can be used as fat extraction agent, fire extingu...
  • Excellent quality Wholesales Dimethyl Succinate Cas 106-65-0 - Vanillin 121-33-5 – Starsky

    Excellent quality Wholesales Dimethyl Succinate Cas 106-65-0 - 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 ...
  • Fixed Competitive Price Supplier Levamisole Hydrochloride 16595-80-5 - Ethyl 2-hydroxybenzoate 118-61-6 – Starsky

    Fixed Competitive Price Supplier Levamisole Hydrochloride 16595-80-5 - Ethyl 2-hydroxybenzoate 118-61-6 – Starsky

    Description Product name:Ethyl 2-hydroxybenzoate/Ethyl salicylate CAS:118-61-6 MF:C9H10O3 MW:166.17 Density:1.131 g/ml Melting point:1°C Boiling point:234°C Package:1 L/bottle, 25 L/drum, 200 L/drum   Ethyl salicylate is the ester formed by the condensation of salicylic acid and ethanol. It is a clear liquid that is sparingly soluble in water, but soluble in alcohol and ether. It has a pleasant odor resembling wintergreen and is used in perfumery and artificial flavors. Specificati...
  • PriceList for Dimethyl Malonate - 1-Methyl-2-pyrrolidinone  872-50-4 – Starsky

    PriceList for Dimethyl Malonate - 1-Methyl-2-pyrrolidinone 872-50-4 – Starsky

    Description Product Name: 1-Methyl-2-pyrrolidinone CAS: 872-50-4 MF: C5H9NO MW: 99.13 EINECS: 212-828-1 Melting point: -24 °C (lit.) Boiling point: 202 °C (lit.) Density: 1.028 g/mL at 25 °C (lit.) Vapor density: 3.4 (vs air) Vapor pressure: 0.29 mm Hg ( 20 °C) Refractive index: n20/D 1.479 Fp: 187 °F Storage temp: Store at +5°C to +30°C. Form: Liquid Pka: -0.41±0.20(Predicted) Color: ≤20(APHA) Odor: Slight amine odor PH: 8.5-10.0 (100g/l, H2O, 20℃) PH Range: 7.7 – 8.0 Water Solubili...
  • Hot Selling for 3,4′-Oxydianiline 2657-87-6 Faster Delivery - Levamisole hydrochloride 16595-80-5 – Starsky

    Hot Selling for 3,4′-Oxydianiline 2657-87-6 Faster Delivery - Levamisole hydrochloride 16595-80-5 – Starsky

    Description Product name: Levamisole hydrochloride Purity: 98.5-101% CAS: 16595-80-5 MF: C11H13ClN2S MW: 240.75 EINECS: 240-654-6 Melting point: 59℃ Water solubility: 200 g/L HS code: 2934999000 Package: 1 kg/bag, 25 kg/drum Specification Items Specifications Appearance White to grey white crystalline powder Purity 98.5-101% Absorbance ≤0.2 Loss on drying ≤0.2% Ash content of sulfuric acid ≤0.1% Specific rotation ≥121.5° Odor no odor or almost no odor 6-Phenyl-2-dihydro...
  • 2021 China New Design Scandium Oxide - Silver powder 7440-22-4 – Starsky

    2021 China New Design Scandium Oxide - 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...
  • 2021 China New Design Phenyl Salicylate 118-55-8 Faster Delivery - Gabapentin 60142-96-3 – Starsky

    2021 China New Design Phenyl Salicylate 118-55-8 Faster Delivery - Gabapentin 60142-96-3 – Starsky

    Description Product Name: Gabapentin CAS: 60142-96-3 MF: C9H17NO2 MW: 171.24 EINECS: 262-076-3 Melting point: 162°C Boiling point: 314.4±15.0 °C(Predicted) Density: 1.058±0.06 g/cm3(Predicted) Fp: 9℃ Storage temp: 2-8°C Solubility H2O: 10 mg/mL Pka: pKa1 (25°) 3.68; pKa2 10.70 Form: solid Color : off-white Merck: 14,4319 BRN: 2359739 Specification Product Name Gabapentin Appearance White  Powder Purity 99% min MW 171.24 Melting point 162°C Application 1. Anti-anxiety drugs...
  • Special Design for Factory Price 4′-Methoxyacetophenone - 2-Acetonaphthone 93-08-3 – Starsky

    Special Design for Factory Price 4′-Methoxyacetophenone - 2-Acetonaphthone 93-08-3 – Starsky

    Description Product Name: Tianeptine sodium salt CAS: 30123-17-2 MF: C21H24ClN2NaO4S MW: 458.93 EINECS: 250-059-3 Specification Product name Tianeptine Sodium Powder CAS 30123-17-2 Appearance Off-white powder Confirmed Impurities A ≤0.1% Not detected Water ≤ 5.0% Complies Assay 99.0% min 99.3 % Related compounds Any impurity ≤0.1% <0.1% Total impurities ≤0.4% Complies Residual Solvents Acetidin≤ 0.5% Complies Dichlorome...
  • Factory Supply Wholesales Cyclohexanone Cas 108-94-1 - Cyclohexanone CAS 108-94-1 – Starsky

    Factory Supply Wholesales Cyclohexanone Cas 108-94-1 - Cyclohexanone CAS 108-94-1 – Starsky

    Property: Cyclohexanone is colorless transparent liquid with strong irritation. It is soluble in ethanol and ether.   Specifications: Items Specifications Superior product Qualified product Appearance Colorless liquid Colorless liquid Color (Pt-Co) ≤15 ≤20 Purity ≥99.8% ≥99% Boiling range at 0°C, 101.3kPa(°C) 153.0-157.0 152.0-157.0 Temperature interval of 95ml°C ≤1.5 ≤5.0 Moisture ≤0.08% ≤0.2% Acidity (acetic acid) ≤0.01% - Acetalde...
  • professional factory for Decabromodiphenyl Oxide Price - Malonic acid 141-82-2 – Starsky

    professional factory for Decabromodiphenyl Oxide Price - Malonic acid 141-82-2 – Starsky

    Description Product name:Malonic acid CAS:141-82-2 MF:C3H4O4 MW:104.06 Density:1.619 g/cm3 Melting point:132-134°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White crystal Purity ≥99.5%  Water ≤0.5% Cl ≤0.02% SO4 ≤0.1% Application 1.In the pharmaceutical industry, it is used to produce lumina, barbital, vitamin B1, vitamin B2, vitamin B6, phenylbutazone, amino acids, etc. 2.It is the intermediate of fungicide Isoprothiolane and ...
  • OEM/ODM China Scandium - Neodymium oxide 1313-97-9 – Starsky

    OEM/ODM China Scandium - Neodymium oxide 1313-97-9 – Starsky

    Description Product Name: Neodymium oxide CAS: 1313-97-9 MF: Nd2O3 MW: 336.48 EINECS: 215-214-1 Melting point:2270 °C Density:7.24 g/mL at 20 °C(lit.) Storage temp:Storage temperature: no restrictions. Form:Sintered Lump Specific Gravity:7.24 Specification Nd2O3/TREO (% min.) 99.999 99.99 99.9 99 TREO (% min.) 99 99 99 99 Loss On Ignition (% max.) 1 1 1 1 Rare Earth Impurities ppm max. ppm max. % max. % max. La2O3/TREO 3 50 0.01 0.05 CeO2/TREO 3 20 0.01 0.05 Pr6O11/TRE...