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  • China New Product 1,2-Dimethoxybenzene - Ethyl p-toluenesulfonate 80-40-0 – Starsky

    China New Product 1,2-Dimethoxybenzene - Ethyl p-toluenesulfonate 80-40-0 – Starsky

    Description Product name:Ethyl p-toluenesulfonate CAS:80-40-0 MF:C9H12O3S MW:200.25 Density:1.174 g/ml Melting point:29-33°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless or yellowish liquid Purity ≥98% P-toluenesulfonic acid ≤0.2% P-toluene sulfonyl chloride ≤0.3% Water ≤0.5% Application 1.It can be used as ethylation reagent and photosensitive material intermediate, and also as toughener of cellulose acetate. 2.It is ...
  • Best quality Aminoguanidine Bicarbonate - Methyl p-toluenesulfonate 80-48-8 – Starsky

    Best quality Aminoguanidine Bicarbonate - Methyl p-toluenesulfonate 80-48-8 – Starsky

    Description Product name:Methyl p-toluenesulfonate/PTSM CAS:80-48-8 MF:C8H10O3S MW:186.23 Density:1.234 g/ml Melting point:25-28°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless or yellowish liquid Purity ≥98% Color(APHA) ≤30 P-toluenesulfonic acid ≤0.2% P-toluene sulfonyl chloride ≤0.3% Water ≤0.5% Ash ≤0.05% Application It is used for manufacturing dyestuff and organic synthesis. It is used as raw material for the...
  • Good User Reputation for Dimethyl Sebacate Price - 4-tert-Butylbenzaldehyde 939-97-9 – Starsky

    Good User Reputation for Dimethyl Sebacate Price - 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...
  • Manufactur standard Supplier High Quality Sodium Iodide 7681-82-5 - Thulium chloride 19423-86-0 – Starsky

    Manufactur standard Supplier High Quality Sodium Iodide 7681-82-5 - Thulium chloride 19423-86-0 – 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 0.01 ...
  • Wholesale Price Dimethyl Glutarate Manufacturer - AMINOGUANIDINE HYDROCHLORIDE 1937-19-5 – Starsky

    Wholesale Price Dimethyl Glutarate Manufacturer - AMINOGUANIDINE HYDROCHLORIDE 1937-19-5 – Starsky

    Description Product name:Aminoguanidine hydrochloride Purity:99% CAS:1937-19-5 MF:CH6N4HCl MW:110.54 EINECS:217-707-7 Melting point:162-166°C HS code:2928000000 Package:1 kg/bag, 25 kg/drum Specification Items Specifications Appearance White crystalline powder Purity ≥98% ≥99% Insoluble substances ≤0.2% ≤0.1% Loss on drying ≤1.5% ≤1% Residue on ignition ≤0.2% ≤0.1% Fe ≤10 ppm ≤6 ppm Free acid ≤0.8% ≤0.5% Application It is used as pharmaceutical and veterinary interme...
  • Big discounting Factory Price Molybdenum Disulfide Mos2 Powder - Tungsten 7440-33-7 – Starsky

    Big discounting Factory Price Molybdenum Disulfide Mos2 Powder - Tungsten 7440-33-7 – Starsky

    Description Product Name: Tungsten CAS: 7440-33-7 MF: W MW: 183.84 EINECS: 231-143-9 Melting point: 3410 °C(lit.) Boiling point : 5660 °C(lit.) density : 19.3 g/mL at 25 °C(lit.) Fp : -23 °C form: wire color: Silver-gray Specific Gravity: 19.3 Specification Product name Tungsten CAS  7440-33-7 Model ESW.5N ESW.6N W(%) 99.999 99.9999 Impurity Max ppm K 0.1 0.07 Na 0.5 0.5 Li 0.05 0.01 U 0.0008 0.0005 Th 0.0008 0.0005 Size(um) 1.9-3.5 1.9-3.5 Application Wid...
  • Wholesale Discount Factory Price 4-Hydroxyacetophenone - Phenyl chloroformate 1885-14-9 – Starsky

    Wholesale Discount Factory Price 4-Hydroxyacetophenone - 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...
  • Personlized Products Anisole Price - Phenyl chloroformate 1885-14-9 – Starsky

    Personlized Products Anisole Price - 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 New Product Xylazine Hcl Xylazine Hydrochloride - 2-Ethylimidazole 1072-62-4 – Starsky

    China New Product Xylazine Hcl Xylazine Hydrochloride - 2-Ethylimidazole 1072-62-4 – Starsky

    Description Product name:2-Ethylimidazole CAS:1072-62-4 MF:C5H8N2 MW:96.13 Density:1.55 g/cm3 Melting point:78-81°C Boiling point:268°C Package:1 kg/bag, 25 kg/drum Property:It is soluble in water, alcohol, acetone and benzene. 2-Ethylimidazole is a versatile intermediate with a variety of applications. It is used as a building block for active ingredients as well as in epoxy curing. It was used in the synthesis of razaxaban, a highly potent, selective, and orally bioavailable factor Xa ...
  • Factory Cheap Hot Diethyl Sebacate - Benzyl salicylate 118-58-1 – Starsky

    Factory Cheap Hot Diethyl Sebacate - 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...
  • New Fashion Design for Gvl - 2-Acetonaphthone 93-08-3 – Starsky

    New Fashion Design for Gvl - 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...
  • Discount Price Manufacturer Supplier 4-Methylanisole - Pyridine 110-86-1 – Starsky

    Discount Price Manufacturer Supplier 4-Methylanisole - 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...