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  • OEM Manufacturer CAS 25212-74-2 - N,N’-Methanediylidenebis(2,6-diisopropylaniline) (CDI) – Freemen

    OEM Manufacturer CAS 25212-74-2 - N,N’-Methanediylidenebis(2,6-diisopropylaniline) (CDI) – Freemen

    Appearance: white Powder Purity(HPLC): 98.0%min Particle size: <15um:90min   25kg/ drum, 8mt/FCL UN No.2811, Class:6.1, Packing group: III   ☑ Polyester, polyamide, EVA and polyurethane, Soluble in organic solvents            ☑ It is an effective additive to prevent polymer degradation due to an exposure to humidity and acids.it helps maintain the molar mass and, thus, mechanical properties as well as melt strength of our bio-based polyester in spite of detrimental processing ste...
  • Excellent quality Petroleum - Lithium bis(trifluoromethanesulphonyl)imide (Li-TFSI) – Freemen

    Excellent quality Petroleum - Lithium bis(trifluoromethanesulphonyl)imide (Li-TFSI) – Freemen

    Apperance White or off-white Color(10w/w% aqueous solution) ≤100 Hazen Lithium bis(trifluoromethylsulfonyl)imide(100-sum of impurities, w/w%) ≤ 99.5% Water Content(KF,w/w%) ≤ 1000ppm pH value(Aqueous solution at 10w/w% of Litfsi at room temperature) 6.0 to 9.0 Turbidity(25% in dimethoxyethane) ≤10 NTU Chloride(Ionic Chromatography) ≤15ppm Fluoride(Ionometry) ≤20ppm Sum of fluoride and chloride ions(Ionic Chromatography) ≤35ppm Sulphate(Ionic Chromatography) ≤20ppm Sodium(Na,AAS) ≤10ppm Potass...
  • Hot-selling CAS 91742-21-1 - Calcium Acetate hydrate – Freemen

    Hot-selling CAS 91742-21-1 - Calcium Acetate hydrate – Freemen

    PROPERTY SPECIFICATION Assay(dried substance) 99.0-100.5% Foreign material Absence of any foreign material Appearance White odourless powder Chloride(Cl) <0.05% Sulphate(SO4) <0.1% Water(H2O) <7.0% Arsenic(As) <0.0002% Fluoride(F) <0.005% Lead(Pb) <0.001% Cadmium(Cd) <0.0005% Tin(Sn) <0.0015% Mercury(Hg) <0.0001% ☑ Made in China with more than 10 years experience; ☑ High HSE standard factory with HSE approval from multinationals; ☑ We h...
  • Factory wholesale Lamba-cyhalothrin - Imidazole – Freemen

    Factory wholesale Lamba-cyhalothrin - Imidazole – Freemen

    ☑ Curing agent or accelerator of epoxy resins; ☑ In pharmaceutical industry, intermediates for other API, such as Imazalil, Tioconazole, Bifonazole. ☑ Important pesticide raw material for synergist of boric acid, preparation of insecticide and bactericide. ☑ Imidazole is a very important raw material and intermediate of fine chemical industry, which has a wide range of applications. Imidazole not only exists in the purine amino acids of ribonucleic acid and deoxyribonucleic acid, but also in ...
  • Factory Price For CAS 865-47-4 - Tris(hydroxymethyl)aminomethane – Freemen

    Factory Price For CAS 865-47-4 - Tris(hydroxymethyl)aminomethane – Freemen

    Appearance: white crystasl powder Purity (Titration): 99.5%min Water: 0.5%max [Fe3+]:5ppm max [SO4 2 ]:10ppm max [Cl]:10ppm max Heavy metal: 5ppm max 25kg/drum, 9Mt/FCL Non-hazardous material ☑ Tris buffer is not only widely used as a solvent for nucleic acids and proteins, but also has many important uses. Tris was used for protein crystal growth under different pH conditions. ☑ The low ionic strength of Tris buffer can be used to form the intermediate fiber of lamin in C. elegans. ☑ T...
  • Good Quality Crotonic Acid - 1,2-Dimethylimidazole – Freemen

    Good Quality Crotonic Acid - 1,2-Dimethylimidazole – Freemen

    ☑ Catalyst in polyurethane, applied in polyurethane rigid foam and elastomer to extend the pot life, fasten the reaction and increase the final cross-lin density. ☑It can be used as curing agent of epoxy resin, improve the mechanical properties of products such as bending, stretching and compression, improve the electrical properties of insulation and chemical resistance. It is widely used in computers and electrical appliances; it is used in printed circuit boards and integrated circuits as ...
  • Cheapest Price CAS 74970-25-5 – Poly(Ether Ketone Ketone) – Freemen

    Cheapest Price CAS 74970-25-5 – Poly(Ether Ketone Ketone) – Freemen

    PEKK provides a unique combination of properties over a very wide range of temperature period.This polymer family has exceptional advantages for processing and expands the application possibilities. High temperature resistance - Highest Tg of PAEK - Tm range 305 – 358°C High tensile and compression strength/high stiffness High chemical resistance in harsh conditions Excellent fire properties - Low smoke and toxicity - Inherently flame retardant High purity, very low extractibles Process...
  • High definition CAS 462-06-6 - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    High definition CAS 462-06-6 - 2,6-Diethyl-4-methylaniline (DEMA) – Freemen

    200kg/drum, 16Mt/FCL or ISO tank Non-hazrdous goods ☑ It is used across industry, agrochemical Active ingriedient synthesis, dyes and pharmaceuticals. ☑Glass fiber polyester material, which accelerates the polymerization; auxiliary agent for the production of ion exchange resin and acrylic resin; ☑ It is used for the production of varnish of unsaturated polyester; pharmaceutical auxiliary agent for the production of schistosomiasis, penicillin and chloramphenicol; polymer Polymerization...
  • Manufacturer of CAS 68955-53-3 - Imidazole – Freemen

    Manufacturer of CAS 68955-53-3 - Imidazole – Freemen

    ☑ Curing agent or accelerator of epoxy resins; ☑ In pharmaceutical industry, intermediates for other API, such as Imazalil, Tioconazole, Bifonazole. ☑ Important pesticide raw material for synergist of boric acid, preparation of insecticide and bactericide. ☑ Imidazole is a very important raw material and intermediate of fine chemical industry, which has a wide range of applications. Imidazole not only exists in the purine amino acids of ribonucleic acid and deoxyribonucleic acid, but also in ...
  • OEM/ODM Factory CAS 294-90-6 - 1,2-Dimethylimidazole – Freemen

    OEM/ODM Factory CAS 294-90-6 - 1,2-Dimethylimidazole – Freemen

    ☑ Catalyst in polyurethane, applied in polyurethane rigid foam and elastomer to extend the pot life, fasten the reaction and increase the final cross-lin density. ☑It can be used as curing agent of epoxy resin, improve the mechanical properties of products such as bending, stretching and compression, improve the electrical properties of insulation and chemical resistance. It is widely used in computers and electrical appliances; it is used in printed circuit boards and integrated circuits as ...
  • Chinese wholesale Li-TFSI - Crotonic Acid – Freemen

    Chinese wholesale Li-TFSI - Crotonic Acid – Freemen

    Appearance  Colorless to beige cystalline product Purity (GC)  99.0%min Water  0.2%max Iron  3ppm max Other single heavey metals  1ppm max 100kg/Fiber drum, 16Mt/FCL UN No.2823, Class:8, Packing group:III ☑ It used across industry, personal care industry, resin industry as additive, Flavor & fragrance industry. ☑ In pharmaceutical industry, It is used for synthesis of (R)-3-Aminobutanol for anti-HIV API Dolutegravir and intermediates for other API, such as Crot...
  • 2021 High quality Pesticides - Imidazole – Freemen

    2021 High quality Pesticides - Imidazole – Freemen

    ☑ Curing agent or accelerator of epoxy resins; ☑ In pharmaceutical industry, intermediates for other API, such as Imazalil, Tioconazole, Bifonazole. ☑ Important pesticide raw material for synergist of boric acid, preparation of insecticide and bactericide. ☑ Imidazole is a very important raw material and intermediate of fine chemical industry, which has a wide range of applications. Imidazole not only exists in the purine amino acids of ribonucleic acid and deoxyribonucleic acid, but also in ...

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