Density: 0.945 Melting point: -61 ''''C Boiling point: 153 ''''C Refractive index: 1.429-1.432 Flash point: 58 ''''C Alpha: 0.94 ''''C Water solubility: SolublePacking:190KG/Iron Drum or 200KG /Plastic DrumUsage:Dimethylformamide (DMF) as an important chemical raw material and solvent with excellent properties, mainly used in polyurethane, acrylic, pharmaceuticals, pesticides, dyes, electronics and other industries.1.In the polyurethane industry as a curing agent, mainly used in wet synthetic leather production;2.In the pharmaceutical industry as a synthesis of drug intermediates, widely used in the system to take doxycycline, cortisone, sulfa drugs production;3.In the acrylic industry as a solvent, is mainly used for dry spinning acrylic fiber production;4.In the pesticide industry for the synthesis of high efficiency and low toxicity pesticides;5. As dye in the dye industry as a solvent;6.In the electronics industry as hardening components and circuit boards cleaning, etc.;www.naturechemical.com
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Product DescriptionPhysical and Chemical Properties: Molecular Formula: C4H8O CAS No.: 78-93-3 Molecular Weight: 72.11 EN NO.: 201-159-0 Density: 0.806g/cm3 Melting Point: -87 Refractive Index: 1.378-1.38 Boiling Point: 80 Flash Point: -7 Water Solubility: 290g/L at 20Transportation Properties: UN: 1193 Danger Class: 3 Packing Class: II Packaging: 18, 200KGS/ISO TANK or 165KGS/Drumwww.naturechemical.com
Physical properties：Molecular weight 70.20 Normal boiling point ℃-26.72Critical temperature ℃124Critical pressure MPA4.768Latent heat of Vaporation at 25℃（kJ/kg）255Density AT 25℃ Saturated Liquid(kg/m3) 962.4Density AT 25℃ Saturated Vapor(kg/m3) 20.86Special heat at constant pressure at 25℃saturated liquid(kJ/kg.K) 1.699（kJ/kg.K）Saturated Vapor1.122Heat conductivity saturated Liquid at 30℃(mW/m.K) 90.29(mW/m.K) Saturated Vapor at -20℃10.43Viscosity Saturated liquid at 30℃0.149(mPa.s) Saturated vapor at -20℃0.0092Ozone Depletion Potential （ODP）0.008Global Warming Potential （GWP）414.68 Quality Standard Grade Excellent GradePurity,，%，min99.8Moisture（PPM≤）10Acidity（PPM≤）0.1Nonvolatile Residue %≤ 0.5ComplexionAchronatic turbidlessnessSmellNo uncommonly odorsUseage：R415B won 1999 Class A State Recommend Item for environment Protect and 2000 State Technology Invention Award. It is an environment-friendly substitute for R12 in the refrigerators and freezers, etc. Character of Use：1)、Good environmental protection property; 2)、No toxicity, non-combustibility; 3)、Fast refrigerating speed, good energy-saving； 4)、Nearly no need to change parts, pipeline original refrigerator or icebox for original R12 and direct filling is enough.Package： 12kg or 20kg disposable steel cylinder or 320kg/400L circulating steel cylinderhttp://www.naturechemical.com/pid11497399/R415B.htm
Physical properties：Molecular weight52.02Boiling point under 1.013×105 Pa(℃) -53.15Density of liquid at 25℃(g/m3) 0.960Vapor pressure at 25℃，Mpa1.702Critical temperature℃ 78.25Critical pressure MPA5.808Critical density，g/cm30.430Latent heat of vaporation at bp ，kJ/kg390.5Solubility in water at 25℃, % by weight0.440Specific heat, liquid, 25℃ kJ/kg℃2.35Ozone-Depletion Potential （ODP）0Global Warming Potential （GWP）0.11 Quality StandardGradeExcellent Grade1ST. GradePurity，%≥99.899.5Moisture（PPM≤）1020Acidity（PPM≤）0.10.1Nonvolatile residues(≤mg/kg)100100Noncondensable gas in Vapor phase ，%≤1.51.5Usage：Refrigerant using in blends Package： Steel cylinder 400L 280kg net; 800L 560kg nethttp://www.naturechemical.com/pid11497406/R32.htm
Classification: Alkyl Derivatives MF: CH2FCF3CAS No.: 811-97-2Other Names: TetrafluoroethaneEINECS No.: 212-377-0Place of Origin: Shandong China (Mainland)Grade Standard: Industrial GradePurity: 99.99% Appearance: Colorless and clearApplication: Broadly used in commercial Odor: OdorlessModel Number: R134a GWP: 1300.00Water content: 0.001% Acidity: 0.0001%Evaporation residue: 0.01%Packaging Detail: Disposable cylinder 30lb/13.6kg, 50lb/22.7kg; Recyclable cylinder 400L, 800L, 926L, 1000L; ISOwww.naturechemical.com