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China Gold Supplier for Ruthenium Powder - HAFNIUM OXIDE 12055-23-1 – Starsky
Description Product Name: HAFNIUM OXIDE CAS: 12055-23-1 MF: HfO2 MW: 210.49 EINECS: 235-013-2 Melting point: 2810 °C density: 9.68 g/mL at 25 °C(lit.) refractive index: 2.13 (1700 nm) form: powder color: Off-white Specific Gravity: 9.68 Water Solubility: Insoluble in water. Merck: 14,4588 Specification Items Specifications Appearance White crystal Purity ≥99.99% Fe ≤0.003% Al ≤0.001% Ca ≤0.002% Cd ≤0.001% Ni ≤0.003% Cr ≤0.001% Co ≤0.001% Mg ≤0.001% Ti ≤0.002% ... -
Europe style for Hot Sales Desmodur Re Isocyanates Re 2422-91-5 - SEBACIC ACID DI-N-OCTYL ESTER 2432-87-3 – Starsky
Description Product name:Eugenol CAS:97-53-0 MF:C10H12O2 MW:164.2 Density:1.067 g/ml Melting point:-10°C Boiling point:254°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless or yellowish liquid Purity ≥99% Color(APHA) ≤30 Acidity(mgKOH/g) ≤0.2 Water ≤0.5% Application 1.It is used in perfumes, flavors and fragrances.. 2.It can be used as local anesthesia and sterilization in medicine. 3.In the field of dentistry, it can be... -
Good Quality Butylated Hydroxyanisole - Cyclohexapentylose 10016-20-3 – Starsky
Description Product Name: Cyclohexapentylose CAS: 10016-20-3 EINECS: 233-007-4 Melting point: >278 °C (dec.) (lit.) Boiling point: 784.04°C (rough estimate) Density: 1.2580 (rough estimate) Refractive index: 1.7500 (estimate) Storage temp: 2-8°C Solubility H2O: 50 mg/mL Pka: 11.77±0.70(Predicted) Form: powder Color: White PH: 5.0-8.0 (1% in solution) Water Solubility: Soluble in water at 1%(w/v) Merck: 14,2718 BRN: 4227442 Specification Product Name Cyclohexapentylose Appearance W... -
Best Price on Wholesales Pyridine - Pyridine 110-86-1 – Starsky
Description Product Name: Pyridine CAS: 110-86-1 MF: C5H5N MW: 79.1 EINECS: 203-809-9 Melting point: -42 °C (lit.) Boiling point: 115 °C (lit.) Density: 0.978 g/mL at 25 °C (lit.) Vapor density: 2.72 (vs air) Vapor pressure: 23.8 mm Hg ( 25 °C) Refractive index: n20/D 1.509(lit.) FEMA: 2966 | PYRIDINE Fp: 68 °F Form: Liquid Color: colorless PH: 8.81 (H2O, 20℃) Specification Items Specifications Appearance Colorless liquid Purity ≥99.5% Color(Co-Pt) ≤10 Water ≤0.5% Applicat... -
Newly Arrival Supplier Tetramisole Hydrochloride 5086-74-8 - Tetrahydrofuran THF 109-99-9 – 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... -
Big Discount Tetrahydrofuran Thf 109-99-9 Faster Delivery - Retinoic acid 302-79-4 – Starsky
Description Product Name: Retinoic acid CAS: 302-79-4 EINECS: 206-129-0 Melting point: 180-181 °C (lit.) Boiling point: 381.66°C (rough estimate) Density: 1.0597 (rough estimate) Refractive index: 1.4800 (estimate) Storage temp: -20°C Pka: 4.73±0.33(Predicted) Form: powder Color: yellow Water Solubility: insoluble Merck: 14,8165 BRN: 2057223 Specification Product Name Retinoic acid Appearance White crystalline powder Purity 99% min MW 300.44 MF C20H28O2 Package 1 kg/bag or 25... -
Good Quality Butylated Hydroxyanisole - Glyoxylic acid 298-12-4 – Starsky
Description Product Name: Glyoxylic acid CAS: 298-12-4 MF: C2H2O3 MW: 74.04 EINECS: 206-058-5 Melting point: -93°C Boiling point: 111°C Density: 1.33 g/mL at 20 °C Refractive index: n20/D 1.414 Fp: 111°C Storage temp: Store below +30°C. Pka: 3.18(at 25℃) Merck: 14,4511 BRN: 741891 Specification Items index Assay %≥ 40.0、50.0 oxalic acid %≥ 1.50 Nitric acid %≥ 0.50 Glyoxal %≥ 1.20 Application In the perfume industry, it is used as a raw materi... -
Manufacturer of Potassium Iodide 7681-11-0 - 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... -
Good quality Cyclohexanone 108-94-1 - Dimethyl phthalate 131-11-3 – Starsky
Description Product name:Dimethyl phthalate/DMP CAS:131-11-3 MF:C10H10O4 MW:194.19 Melting point:2°C Boiling point:282°C Density:1.19 g/ml at 25°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99% Color(Pt-Co) ≤20 Acidity(mgKOH/g) ≤0.2 Water ≤0.5% Application 1.It is used as solvent for producing methyl-ethyl ketone peroxide, flurocontaining anticorrosive coatings. 2.It is used as plasticizer of cellul... -
Factory wholesale Hot Sales Tributyl Citrate Tbc 77-94-1 - Desmodur RFE/Isocyanates RFE/4151-51-3 – Starsky
Specification Inspection items Specifications Results Appearance Yellow to dark violet liquid conform Assay of NCO 7.2±0.2% conform Assay of methane 27±1 conform Viscosity ( 20℃) 3 mPa.s conform Solvent Ethyl acetate conform Flash point -4℃ conform Conclusion conform Product properties & Features RFE polyisocyanate is a highly effective crosslinker for adhesives based on polyurethane, natural rubber and Synthesis ru... -
Factory For 4-Hydroxyacetophenone With Best Price - Diethyl carbonate 105-58-8 – Starsky
Description Product name:Diphenyl carbonate/DPC CAS:102-09-0 MF:C13H10O3 MW:214.22 Density:1.3 g/cm3 Melting point:77.5-80°C Boiling point:301-302°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White flaky crystal Purity ≥99% Acidity ≤0.5% Water ≤0.5% Application 1.It is mainly used in the synthesis of engineering plastics such as polycarbonate and poly (p-hydroxybenzoate). 2.It is used as plasticizer and solvent of nitrocellulose. 3.It i... -
Manufactur standard Dibutyl Fumarate - Anisole 100-66-3 – Starsky
Description Product name:Anisole CAS:100-66-3 MF:C7H8O MW:108.14 Density:0.995 g/ml Melting point:-37°C Boiling point:154°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99.8% Water ≤0.1% Phenol ≤200ppm Application Use 1: Anisole is used in the production of spices, dyes, medicines, pesticides, and also as a solvent Use 2: Used as analytical reagents and solvents, also used in the prepa...
